28943460

素因数分解:

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

素因数の和:88

約数の個数: 384

約数和(自身を含む): 120422400

約数和(自身を除く): 91478940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 31, 35, 36, 38, 39, 42, 45, 52, 54, 57, 60, 62, 63, 65, 70, 76, 78, 84, 90, 91, 93, 95, 105, 108, 114, 117, 124, 126, 130, 133, 135, 140, 155, 156, 171, 180, 182, 186, 189, 190, 195, 210, 217, 228, 234, 247, 252, 260, 266, 270, 273, 279, 285, 310, 315, 342, 351, 364, 372, 378, 380, 390, 399, 403, 420, 434, 455, 465, 468, 494, 513, 532, 540, 546, 558, 570, 585, 589, 620, 630, 651, 665, 684, 702, 741, 756, 780, 798, 806, 819, 837, 855, 868, 910, 930, 945, 988, 1026, 1085, 1092, 1116, 1140, 1170, 1178, 1197, 1209, 1235, 1260, 1302, 1330, 1365, 1395, 1404, 1482, 1596, 1612, 1638, 1674, 1710, 1729, 1755, 1767, 1820, 1860, 1890, 1953, 1995, 2015, 2052, 2170, 2223, 2340, 2356, 2394, 2418, 2457, 2470, 2565, 2604, 2660, 2730, 2790, 2821, 2945, 2964, 3255, 3276, 3348, 3420, 3458, 3510, 3534, 3591, 3627, 3705, 3780, 3906, 3990, 4030, 4095, 4123, 4185, 4340, 4446, 4788, 4836, 4914, 4940, 5130, 5187, 5301, 5460, 5580, 5642, 5859, 5890, 5985, 6045, 6510, 6669, 6916, 7020, 7068, 7182, 7254, 7410, 7657, 7812, 7980, 8060, 8190, 8246, 8370, 8463, 8645, 8835, 8892, 9765, 9828, 10260, 10374, 10602, 10881, 11115, 11284, 11718, 11780, 11970, 12090, 12285, 12369, 13020, 13338, 14105, 14364, 14508, 14820, 15314, 15561, 15903, 16380, 16492, 16740, 16926, 17290, 17670, 17955, 18135, 19530, 20615, 20748, 21204, 21762, 22230, 22971, 23436, 23940, 24180, 24570, 24738, 25389, 25935, 26505, 26676, 28210, 29295, 30628, 31122, 31806, 33345, 33852, 34580, 35340, 35910, 36270, 37107, 38285, 39060, 41230, 42315, 43524, 44460, 45942, 46683, 49140, 49476, 50778, 51870, 53010, 53599, 54405, 56420, 58590, 61845, 62244, 63612, 66690, 68913, 71820, 72540, 74214, 76167, 76570, 77805, 79515, 82460, 84630, 91884, 93366, 101556, 103740, 106020, 107198, 108810, 111321, 114855, 117180, 123690, 126945, 133380, 137826, 148428, 152334, 153140, 155610, 159030, 160797, 169260, 185535, 186732, 206739, 214396, 217620, 222642, 229710, 233415, 247380, 253890, 267995, 275652, 304668, 311220, 318060, 321594, 344565, 371070, 380835, 413478, 445284, 459420, 466830, 482391, 507780, 535990, 556605, 643188, 689130, 742140, 761670, 803985, 826956, 933660, 964782, 1033695, 1071980, 1113210, 1378260, 1447173, 1523340, 1607970, 1929564, 2067390, 2226420, 2411955, 2894346, 3215940, 4134780, 4823910, 5788692, 7235865, 9647820, 14471730, 28943460]

約数ペア:

[(1, 28943460), (2, 14471730), (3, 9647820), (4, 7235865), (5, 5788692), (6, 4823910), (7, 4134780), (9, 3215940), (10, 2894346), (12, 2411955), (13, 2226420), (14, 2067390), (15, 1929564), (18, 1607970), (19, 1523340), (20, 1447173), (21, 1378260), (26, 1113210), (27, 1071980), (28, 1033695), (30, 964782), (31, 933660), (35, 826956), (36, 803985), (38, 761670), (39, 742140), (42, 689130), (45, 643188), (52, 556605), (54, 535990), (57, 507780), (60, 482391), (62, 466830), (63, 459420), (65, 445284), (70, 413478), (76, 380835), (78, 371070), (84, 344565), (90, 321594), (91, 318060), (93, 311220), (95, 304668), (105, 275652), (108, 267995), (114, 253890), (117, 247380), (124, 233415), (126, 229710), (130, 222642), (133, 217620), (135, 214396), (140, 206739), (155, 186732), (156, 185535), (171, 169260), (180, 160797), (182, 159030), (186, 155610), (189, 153140), (190, 152334), (195, 148428), (210, 137826), (217, 133380), (228, 126945), (234, 123690), (247, 117180), (252, 114855), (260, 111321), (266, 108810), (270, 107198), (273, 106020), (279, 103740), (285, 101556), (310, 93366), (315, 91884), (342, 84630), (351, 82460), (364, 79515), (372, 77805), (378, 76570), (380, 76167), (390, 74214), (399, 72540), (403, 71820), (420, 68913), (434, 66690), (455, 63612), (465, 62244), (468, 61845), (494, 58590), (513, 56420), (532, 54405), (540, 53599), (546, 53010), (558, 51870), (570, 50778), (585, 49476), (589, 49140), (620, 46683), (630, 45942), (651, 44460), (665, 43524), (684, 42315), (702, 41230), (741, 39060), (756, 38285), (780, 37107), (798, 36270), (806, 35910), (819, 35340), (837, 34580), (855, 33852), (868, 33345), (910, 31806), (930, 31122), (945, 30628), (988, 29295), (1026, 28210), (1085, 26676), (1092, 26505), (1116, 25935), (1140, 25389), (1170, 24738), (1178, 24570), (1197, 24180), (1209, 23940), (1235, 23436), (1260, 22971), (1302, 22230), (1330, 21762), (1365, 21204), (1395, 20748), (1404, 20615), (1482, 19530), (1596, 18135), (1612, 17955), (1638, 17670), (1674, 17290), (1710, 16926), (1729, 16740), (1755, 16492), (1767, 16380), (1820, 15903), (1860, 15561), (1890, 15314), (1953, 14820), (1995, 14508), (2015, 14364), (2052, 14105), (2170, 13338), (2223, 13020), (2340, 12369), (2356, 12285), (2394, 12090), (2418, 11970), (2457, 11780), (2470, 11718), (2565, 11284), (2604, 11115), (2660, 10881), (2730, 10602), (2790, 10374), (2821, 10260), (2945, 9828), (2964, 9765), (3255, 8892), (3276, 8835), (3348, 8645), (3420, 8463), (3458, 8370), (3510, 8246), (3534, 8190), (3591, 8060), (3627, 7980), (3705, 7812), (3780, 7657), (3906, 7410), (3990, 7254), (4030, 7182), (4095, 7068), (4123, 7020), (4185, 6916), (4340, 6669), (4446, 6510), (4788, 6045), (4836, 5985), (4914, 5890), (4940, 5859), (5130, 5642), (5187, 5580), (5301, 5460)]