867828780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52981}}^1$

素因数の和:53016

約数の個数: 144

約数和(自身を含む): 3239955264

約数和(自身を除く): 2372126484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 52981, 105962, 158943, 211924, 264905, 317886, 370867, 476829, 529810, 635772, 688753, 741734, 794715, 953658, 1059620, 1112601, 1377506, 1483468, 1589430, 1854335, 1907316, 2066259, 2225202, 2384145, 2755012, 3178860, 3337803, 3443765, 3708670, 4132518, 4450404, 4768290, 4821271, 5563005, 6198777, 6675606, 6887530, 7417340, 8265036, 9536580, 9642542, 10331295, 11126010, 12397554, 13351212, 13775060, 14463813, 16689015, 19285084, 20662590, 22252020, 24106355, 24795108, 28927626, 30993885, 33378030, 41325180, 43391439, 48212710, 57855252, 61987770, 66756060, 72319065, 86782878, 96425420, 123975540, 144638130, 173565756, 216957195, 289276260, 433914390, 867828780]

約数ペア:

[(1, 867828780), (2, 433914390), (3, 289276260), (4, 216957195), (5, 173565756), (6, 144638130), (7, 123975540), (9, 96425420), (10, 86782878), (12, 72319065), (13, 66756060), (14, 61987770), (15, 57855252), (18, 48212710), (20, 43391439), (21, 41325180), (26, 33378030), (28, 30993885), (30, 28927626), (35, 24795108), (36, 24106355), (39, 22252020), (42, 20662590), (45, 19285084), (52, 16689015), (60, 14463813), (63, 13775060), (65, 13351212), (70, 12397554), (78, 11126010), (84, 10331295), (90, 9642542), (91, 9536580), (105, 8265036), (117, 7417340), (126, 6887530), (130, 6675606), (140, 6198777), (156, 5563005), (180, 4821271), (182, 4768290), (195, 4450404), (210, 4132518), (234, 3708670), (252, 3443765), (260, 3337803), (273, 3178860), (315, 2755012), (364, 2384145), (390, 2225202), (420, 2066259), (455, 1907316), (468, 1854335), (546, 1589430), (585, 1483468), (630, 1377506), (780, 1112601), (819, 1059620), (910, 953658), (1092, 794715), (1170, 741734), (1260, 688753), (1365, 635772), (1638, 529810), (1820, 476829), (2340, 370867), (2730, 317886), (3276, 264905), (4095, 211924), (5460, 158943), (8190, 105962), (16380, 52981)]