646403940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 576

約数和(自身を含む): 2661335040

約数和(自身を除く): 2014931100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 31, 35, 36, 38, 39, 42, 45, 52, 57, 60, 62, 63, 65, 67, 70, 76, 78, 84, 90, 91, 93, 95, 105, 114, 117, 124, 126, 130, 133, 134, 140, 155, 156, 171, 180, 182, 186, 190, 195, 201, 210, 217, 228, 234, 247, 252, 260, 266, 268, 273, 279, 285, 310, 315, 335, 342, 364, 372, 380, 390, 399, 402, 403, 420, 434, 455, 465, 468, 469, 494, 532, 546, 558, 570, 585, 589, 603, 620, 630, 651, 665, 670, 684, 741, 780, 798, 804, 806, 819, 855, 868, 871, 910, 930, 938, 988, 1005, 1085, 1092, 1116, 1140, 1170, 1178, 1197, 1206, 1209, 1235, 1260, 1273, 1302, 1330, 1340, 1365, 1395, 1407, 1482, 1596, 1612, 1638, 1710, 1729, 1742, 1767, 1820, 1860, 1876, 1953, 1995, 2010, 2015, 2077, 2170, 2223, 2340, 2345, 2356, 2394, 2412, 2418, 2470, 2546, 2604, 2613, 2660, 2730, 2790, 2814, 2821, 2945, 2964, 3015, 3255, 3276, 3420, 3458, 3484, 3534, 3627, 3705, 3819, 3906, 3990, 4020, 4030, 4095, 4123, 4154, 4221, 4340, 4355, 4446, 4690, 4788, 4836, 4940, 5092, 5187, 5226, 5301, 5460, 5580, 5628, 5642, 5890, 5985, 6030, 6045, 6097, 6231, 6365, 6510, 6916, 7035, 7068, 7254, 7410, 7638, 7657, 7812, 7839, 7980, 8060, 8190, 8246, 8308, 8442, 8463, 8645, 8710, 8835, 8892, 8911, 9380, 9765, 10374, 10385, 10452, 10602, 11115, 11284, 11457, 11780, 11970, 12060, 12090, 12194, 12369, 12462, 12730, 13020, 13065, 14070, 14105, 14508, 14539, 14820, 15276, 15314, 15561, 15678, 16380, 16492, 16549, 16884, 16926, 17290, 17420, 17670, 17822, 18135, 18291, 18693, 19095, 19530, 20615, 20748, 20770, 21105, 21204, 22230, 22914, 22971, 23940, 24180, 24388, 24738, 24924, 25389, 25460, 25935, 26130, 26505, 26733, 27001, 28140, 28210, 29078, 30485, 30628, 31122, 31155, 31356, 33098, 33852, 34580, 35340, 35644, 36270, 36582, 37107, 37386, 38190, 38285, 39060, 39195, 39463, 41230, 41540, 42210, 42315, 43617, 44460, 44555, 45828, 45942, 49476, 49647, 50778, 51870, 52260, 53010, 53466, 53599, 54002, 54873, 56420, 57285, 58156, 60970, 61845, 62244, 62310, 66196, 68913, 72540, 72695, 73164, 74214, 74772, 76380, 76570, 77805, 78390, 78926, 80199, 81003, 82460, 82745, 84420, 84630, 87234, 89110, 91455, 91884, 93465, 99294, 101556, 103740, 106020, 106932, 107198, 108004, 109746, 114570, 114855, 115843, 118389, 121940, 123690, 124620, 126945, 130851, 133665, 135005, 137826, 145390, 148428, 148941, 153140, 155610, 156780, 157852, 160398, 160797, 162006, 165490, 169260, 174468, 178220, 182910, 185535, 186930, 189007, 197315, 198588, 214396, 218085, 219492, 229140, 229710, 231686, 236778, 243009, 247380, 248235, 253890, 261702, 267330, 267995, 270010, 274365, 275652, 276241, 290780, 297882, 311220, 320796, 321594, 324012, 330980, 344565, 347529, 355167, 365820, 371070, 373860, 378014, 394630, 400995, 405015, 436170, 459420, 463372, 473556, 482391, 486018, 496470, 507780, 513019, 523404, 534660, 535990, 540020, 548730, 552482, 567021, 579215, 591945, 595764, 643188, 654255, 689130, 695058, 710334, 742140, 744705, 756028, 789260, 801990, 803985, 810030, 828723, 872340, 945035, 964782, 972036, 992940, 1026038, 1042587, 1071980, 1097460, 1104964, 1134042, 1158430, 1183890, 1215045, 1308510, 1378260, 1381205, 1390116, 1420668, 1489410, 1539057, 1603980, 1607970, 1620060, 1657446, 1701063, 1737645, 1775835, 1890070, 1929564, 2052076, 2085174, 2268084, 2316860, 2367780, 2411955, 2430090, 2486169, 2565095, 2617020, 2762410, 2835105, 2978820, 3078114, 3215940, 3314892, 3402126, 3475290, 3551670, 3591133, 3780140, 4143615, 4170348, 4617171, 4823910, 4860180, 4972338, 5130190, 5212935, 5524820, 5670210, 6156228, 6804252, 6950580, 7103340, 7182266, 7695285, 8287230, 8505315, 9234342, 9647820, 9944676, 10260380, 10425870, 10773399, 11340420, 12430845, 14364532, 15390570, 16574460, 17010630, 17955665, 18468684, 20851740, 21546798, 23085855, 24861690, 30781140, 32320197, 34021260, 35911330, 43093596, 46171710, 49723380, 53866995, 64640394, 71822660, 92343420, 107733990, 129280788, 161600985, 215467980, 323201970, 646403940]

約数ペア:

[(1, 646403940), (2, 323201970), (3, 215467980), (4, 161600985), (5, 129280788), (6, 107733990), (7, 92343420), (9, 71822660), (10, 64640394), (12, 53866995), (13, 49723380), (14, 46171710), (15, 43093596), (18, 35911330), (19, 34021260), (20, 32320197), (21, 30781140), (26, 24861690), (28, 23085855), (30, 21546798), (31, 20851740), (35, 18468684), (36, 17955665), (38, 17010630), (39, 16574460), (42, 15390570), (45, 14364532), (52, 12430845), (57, 11340420), (60, 10773399), (62, 10425870), (63, 10260380), (65, 9944676), (67, 9647820), (70, 9234342), (76, 8505315), (78, 8287230), (84, 7695285), (90, 7182266), (91, 7103340), (93, 6950580), (95, 6804252), (105, 6156228), (114, 5670210), (117, 5524820), (124, 5212935), (126, 5130190), (130, 4972338), (133, 4860180), (134, 4823910), (140, 4617171), (155, 4170348), (156, 4143615), (171, 3780140), (180, 3591133), (182, 3551670), (186, 3475290), (190, 3402126), (195, 3314892), (201, 3215940), (210, 3078114), (217, 2978820), (228, 2835105), (234, 2762410), (247, 2617020), (252, 2565095), (260, 2486169), (266, 2430090), (268, 2411955), (273, 2367780), (279, 2316860), (285, 2268084), (310, 2085174), (315, 2052076), (335, 1929564), (342, 1890070), (364, 1775835), (372, 1737645), (380, 1701063), (390, 1657446), (399, 1620060), (402, 1607970), (403, 1603980), (420, 1539057), (434, 1489410), (455, 1420668), (465, 1390116), (468, 1381205), (469, 1378260), (494, 1308510), (532, 1215045), (546, 1183890), (558, 1158430), (570, 1134042), (585, 1104964), (589, 1097460), (603, 1071980), (620, 1042587), (630, 1026038), (651, 992940), (665, 972036), (670, 964782), (684, 945035), (741, 872340), (780, 828723), (798, 810030), (804, 803985), (806, 801990), (819, 789260), (855, 756028), (868, 744705), (871, 742140), (910, 710334), (930, 695058), (938, 689130), (988, 654255), (1005, 643188), (1085, 595764), (1092, 591945), (1116, 579215), (1140, 567021), (1170, 552482), (1178, 548730), (1197, 540020), (1206, 535990), (1209, 534660), (1235, 523404), (1260, 513019), (1273, 507780), (1302, 496470), (1330, 486018), (1340, 482391), (1365, 473556), (1395, 463372), (1407, 459420), (1482, 436170), (1596, 405015), (1612, 400995), (1638, 394630), (1710, 378014), (1729, 373860), (1742, 371070), (1767, 365820), (1820, 355167), (1860, 347529), (1876, 344565), (1953, 330980), (1995, 324012), (2010, 321594), (2015, 320796), (2077, 311220), (2170, 297882), (2223, 290780), (2340, 276241), (2345, 275652), (2356, 274365), (2394, 270010), (2412, 267995), (2418, 267330), (2470, 261702), (2546, 253890), (2604, 248235), (2613, 247380), (2660, 243009), (2730, 236778), (2790, 231686), (2814, 229710), (2821, 229140), (2945, 219492), (2964, 218085), (3015, 214396), (3255, 198588), (3276, 197315), (3420, 189007), (3458, 186930), (3484, 185535), (3534, 182910), (3627, 178220), (3705, 174468), (3819, 169260), (3906, 165490), (3990, 162006), (4020, 160797), (4030, 160398), (4095, 157852), (4123, 156780), (4154, 155610), (4221, 153140), (4340, 148941), (4355, 148428), (4446, 145390), (4690, 137826), (4788, 135005), (4836, 133665), (4940, 130851), (5092, 126945), (5187, 124620), (5226, 123690), (5301, 121940), (5460, 118389), (5580, 115843), (5628, 114855), (5642, 114570), (5890, 109746), (5985, 108004), (6030, 107198), (6045, 106932), (6097, 106020), (6231, 103740), (6365, 101556), (6510, 99294), (6916, 93465), (7035, 91884), (7068, 91455), (7254, 89110), (7410, 87234), (7638, 84630), (7657, 84420), (7812, 82745), (7839, 82460), (7980, 81003), (8060, 80199), (8190, 78926), (8246, 78390), (8308, 77805), (8442, 76570), (8463, 76380), (8645, 74772), (8710, 74214), (8835, 73164), (8892, 72695), (8911, 72540), (9380, 68913), (9765, 66196), (10374, 62310), (10385, 62244), (10452, 61845), (10602, 60970), (11115, 58156), (11284, 57285), (11457, 56420), (11780, 54873), (11970, 54002), (12060, 53599), (12090, 53466), (12194, 53010), (12369, 52260), (12462, 51870), (12730, 50778), (13020, 49647), (13065, 49476), (14070, 45942), (14105, 45828), (14508, 44555), (14539, 44460), (14820, 43617), (15276, 42315), (15314, 42210), (15561, 41540), (15678, 41230), (16380, 39463), (16492, 39195), (16549, 39060), (16884, 38285), (16926, 38190), (17290, 37386), (17420, 37107), (17670, 36582), (17822, 36270), (18135, 35644), (18291, 35340), (18693, 34580), (19095, 33852), (19530, 33098), (20615, 31356), (20748, 31155), (20770, 31122), (21105, 30628), (21204, 30485), (22230, 29078), (22914, 28210), (22971, 28140), (23940, 27001), (24180, 26733), (24388, 26505), (24738, 26130), (24924, 25935), (25389, 25460)]