1220985220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 384

約数和(自身を含む): 3684925440

約数和(自身を除く): 2463940220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 19, 20, 26, 28, 31, 34, 35, 38, 52, 62, 65, 67, 68, 70, 76, 85, 91, 95, 119, 124, 130, 133, 134, 140, 155, 170, 182, 190, 217, 221, 238, 247, 260, 266, 268, 310, 323, 335, 340, 364, 380, 403, 434, 442, 455, 469, 476, 494, 527, 532, 589, 595, 620, 646, 665, 670, 806, 868, 871, 884, 910, 938, 988, 1054, 1085, 1105, 1139, 1178, 1190, 1235, 1273, 1292, 1330, 1340, 1547, 1612, 1615, 1729, 1742, 1820, 1876, 2015, 2077, 2108, 2170, 2210, 2261, 2278, 2345, 2356, 2380, 2470, 2546, 2635, 2660, 2821, 2945, 3094, 3230, 3458, 3484, 3689, 4030, 4123, 4154, 4199, 4340, 4355, 4420, 4522, 4556, 4690, 4940, 5092, 5270, 5642, 5695, 5890, 6097, 6188, 6365, 6460, 6851, 6916, 7378, 7657, 7735, 7973, 8060, 8246, 8308, 8398, 8645, 8710, 8911, 9044, 9380, 10013, 10385, 10540, 11284, 11305, 11390, 11780, 12194, 12730, 13702, 14105, 14539, 14756, 14807, 15314, 15470, 15946, 16492, 16549, 16796, 17290, 17420, 17822, 18445, 20026, 20615, 20770, 20995, 21641, 22610, 22780, 24388, 25460, 27001, 27404, 28210, 29078, 29393, 29614, 30485, 30628, 30940, 31892, 33098, 34255, 34580, 35309, 35644, 36890, 38285, 39463, 39865, 40052, 41230, 41540, 41990, 43282, 44555, 45220, 47957, 50065, 53599, 54002, 56420, 58156, 58786, 59228, 60970, 66196, 68510, 70091, 70618, 72695, 73780, 74035, 76570, 78926, 79730, 82460, 82745, 83980, 86564, 89110, 95914, 100130, 103649, 107198, 108004, 108205, 115843, 117572, 121940, 130169, 135005, 137020, 140182, 141236, 145390, 146965, 148070, 151487, 153140, 157852, 159460, 165490, 176545, 178220, 189007, 191828, 197315, 200260, 207298, 214396, 216410, 231686, 239785, 247163, 260338, 267995, 270010, 276241, 280364, 281333, 290780, 293930, 296140, 302974, 330980, 350455, 353090, 378014, 394630, 414596, 432820, 459017, 463372, 479570, 494326, 513019, 518245, 520676, 535990, 540020, 552482, 562666, 579215, 587860, 605948, 650845, 670871, 700910, 706180, 756028, 757435, 789260, 911183, 918034, 945035, 959140, 988652, 1026038, 1036490, 1071980, 1104964, 1125332, 1158430, 1235815, 1301690, 1341742, 1381205, 1401820, 1406665, 1514870, 1822366, 1836068, 1890070, 1969331, 2052076, 2072980, 2295085, 2316860, 2471630, 2565095, 2603380, 2683484, 2762410, 2813330, 3029740, 3213119, 3354355, 3591133, 3644732, 3780140, 3938662, 4555915, 4590170, 4696097, 4943260, 5130190, 5524820, 5626660, 6426238, 6708710, 7182266, 7877324, 8721323, 9111830, 9180340, 9392194, 9846655, 10260380, 12852476, 13417420, 14364532, 16065595, 17442646, 17955665, 18223660, 18784388, 19693310, 23480485, 32131190, 34885292, 35911330, 39386620, 43606615, 46960970, 61049261, 64262380, 71822660, 87213230, 93921940, 122098522, 174426460, 244197044, 305246305, 610492610, 1220985220]

約数ペア:

[(1, 1220985220), (2, 610492610), (4, 305246305), (5, 244197044), (7, 174426460), (10, 122098522), (13, 93921940), (14, 87213230), (17, 71822660), (19, 64262380), (20, 61049261), (26, 46960970), (28, 43606615), (31, 39386620), (34, 35911330), (35, 34885292), (38, 32131190), (52, 23480485), (62, 19693310), (65, 18784388), (67, 18223660), (68, 17955665), (70, 17442646), (76, 16065595), (85, 14364532), (91, 13417420), (95, 12852476), (119, 10260380), (124, 9846655), (130, 9392194), (133, 9180340), (134, 9111830), (140, 8721323), (155, 7877324), (170, 7182266), (182, 6708710), (190, 6426238), (217, 5626660), (221, 5524820), (238, 5130190), (247, 4943260), (260, 4696097), (266, 4590170), (268, 4555915), (310, 3938662), (323, 3780140), (335, 3644732), (340, 3591133), (364, 3354355), (380, 3213119), (403, 3029740), (434, 2813330), (442, 2762410), (455, 2683484), (469, 2603380), (476, 2565095), (494, 2471630), (527, 2316860), (532, 2295085), (589, 2072980), (595, 2052076), (620, 1969331), (646, 1890070), (665, 1836068), (670, 1822366), (806, 1514870), (868, 1406665), (871, 1401820), (884, 1381205), (910, 1341742), (938, 1301690), (988, 1235815), (1054, 1158430), (1085, 1125332), (1105, 1104964), (1139, 1071980), (1178, 1036490), (1190, 1026038), (1235, 988652), (1273, 959140), (1292, 945035), (1330, 918034), (1340, 911183), (1547, 789260), (1612, 757435), (1615, 756028), (1729, 706180), (1742, 700910), (1820, 670871), (1876, 650845), (2015, 605948), (2077, 587860), (2108, 579215), (2170, 562666), (2210, 552482), (2261, 540020), (2278, 535990), (2345, 520676), (2356, 518245), (2380, 513019), (2470, 494326), (2546, 479570), (2635, 463372), (2660, 459017), (2821, 432820), (2945, 414596), (3094, 394630), (3230, 378014), (3458, 353090), (3484, 350455), (3689, 330980), (4030, 302974), (4123, 296140), (4154, 293930), (4199, 290780), (4340, 281333), (4355, 280364), (4420, 276241), (4522, 270010), (4556, 267995), (4690, 260338), (4940, 247163), (5092, 239785), (5270, 231686), (5642, 216410), (5695, 214396), (5890, 207298), (6097, 200260), (6188, 197315), (6365, 191828), (6460, 189007), (6851, 178220), (6916, 176545), (7378, 165490), (7657, 159460), (7735, 157852), (7973, 153140), (8060, 151487), (8246, 148070), (8308, 146965), (8398, 145390), (8645, 141236), (8710, 140182), (8911, 137020), (9044, 135005), (9380, 130169), (10013, 121940), (10385, 117572), (10540, 115843), (11284, 108205), (11305, 108004), (11390, 107198), (11780, 103649), (12194, 100130), (12730, 95914), (13702, 89110), (14105, 86564), (14539, 83980), (14756, 82745), (14807, 82460), (15314, 79730), (15470, 78926), (15946, 76570), (16492, 74035), (16549, 73780), (16796, 72695), (17290, 70618), (17420, 70091), (17822, 68510), (18445, 66196), (20026, 60970), (20615, 59228), (20770, 58786), (20995, 58156), (21641, 56420), (22610, 54002), (22780, 53599), (24388, 50065), (25460, 47957), (27001, 45220), (27404, 44555), (28210, 43282), (29078, 41990), (29393, 41540), (29614, 41230), (30485, 40052), (30628, 39865), (30940, 39463), (31892, 38285), (33098, 36890), (34255, 35644), (34580, 35309)]