212388540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5596

約数の個数: 144

約数和(自身を含む): 745127712

約数和(自身を除く): 532739172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 5557, 6370, 7644, 9555, 11114, 12740, 16671, 19110, 22228, 27785, 33342, 38220, 38899, 55570, 66684, 72241, 77798, 83355, 111140, 116697, 144482, 155596, 166710, 194495, 216723, 233394, 272293, 288964, 333420, 361205, 388990, 433446, 466788, 505687, 544586, 583485, 722410, 777980, 816879, 866892, 1011374, 1083615, 1089172, 1166970, 1361465, 1444820, 1517061, 1633758, 2022748, 2167230, 2333940, 2528435, 2722930, 3034122, 3267516, 3539809, 4084395, 4334460, 5056870, 5445860, 6068244, 7079618, 7585305, 8168790, 10113740, 10619427, 14159236, 15170610, 16337580, 17699045, 21238854, 30341220, 35398090, 42477708, 53097135, 70796180, 106194270, 212388540]

約数ペア:

[(1, 212388540), (2, 106194270), (3, 70796180), (4, 53097135), (5, 42477708), (6, 35398090), (7, 30341220), (10, 21238854), (12, 17699045), (13, 16337580), (14, 15170610), (15, 14159236), (20, 10619427), (21, 10113740), (26, 8168790), (28, 7585305), (30, 7079618), (35, 6068244), (39, 5445860), (42, 5056870), (49, 4334460), (52, 4084395), (60, 3539809), (65, 3267516), (70, 3034122), (78, 2722930), (84, 2528435), (91, 2333940), (98, 2167230), (105, 2022748), (130, 1633758), (140, 1517061), (147, 1444820), (156, 1361465), (182, 1166970), (195, 1089172), (196, 1083615), (210, 1011374), (245, 866892), (260, 816879), (273, 777980), (294, 722410), (364, 583485), (390, 544586), (420, 505687), (455, 466788), (490, 433446), (546, 388990), (588, 361205), (637, 333420), (735, 288964), (780, 272293), (910, 233394), (980, 216723), (1092, 194495), (1274, 166710), (1365, 155596), (1470, 144482), (1820, 116697), (1911, 111140), (2548, 83355), (2730, 77798), (2940, 72241), (3185, 66684), (3822, 55570), (5460, 38899), (5557, 38220), (6370, 33342), (7644, 27785), (9555, 22228), (11114, 19110), (12740, 16671)]