71027880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7687}}^1$

素因数の和:7719

約数の個数: 128

約数和(自身を含む): 265697280

約数和(自身を除く): 194669400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 7687, 9240, 15374, 23061, 30748, 38435, 46122, 53809, 61496, 76870, 84557, 92244, 107618, 115305, 153740, 161427, 169114, 184488, 215236, 230610, 253671, 269045, 307480, 322854, 338228, 422785, 430472, 461220, 507342, 538090, 591899, 645708, 676456, 807135, 845570, 922440, 1014684, 1076180, 1183798, 1268355, 1291416, 1614270, 1691140, 1775697, 2029368, 2152360, 2367596, 2536710, 2959495, 3228540, 3382280, 3551394, 4735192, 5073420, 5918990, 6457080, 7102788, 8878485, 10146840, 11837980, 14205576, 17756970, 23675960, 35513940, 71027880]

約数ペア:

[(1, 71027880), (2, 35513940), (3, 23675960), (4, 17756970), (5, 14205576), (6, 11837980), (7, 10146840), (8, 8878485), (10, 7102788), (11, 6457080), (12, 5918990), (14, 5073420), (15, 4735192), (20, 3551394), (21, 3382280), (22, 3228540), (24, 2959495), (28, 2536710), (30, 2367596), (33, 2152360), (35, 2029368), (40, 1775697), (42, 1691140), (44, 1614270), (55, 1291416), (56, 1268355), (60, 1183798), (66, 1076180), (70, 1014684), (77, 922440), (84, 845570), (88, 807135), (105, 676456), (110, 645708), (120, 591899), (132, 538090), (140, 507342), (154, 461220), (165, 430472), (168, 422785), (210, 338228), (220, 322854), (231, 307480), (264, 269045), (280, 253671), (308, 230610), (330, 215236), (385, 184488), (420, 169114), (440, 161427), (462, 153740), (616, 115305), (660, 107618), (770, 92244), (840, 84557), (924, 76870), (1155, 61496), (1320, 53809), (1540, 46122), (1848, 38435), (2310, 30748), (3080, 23061), (4620, 15374), (7687, 9240)]