318088160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 866194560

約数和(自身を除く): 548106400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 61, 65, 80, 92, 104, 109, 115, 122, 130, 160, 184, 208, 218, 230, 244, 260, 299, 305, 368, 416, 436, 460, 488, 520, 545, 598, 610, 736, 793, 872, 920, 976, 1040, 1090, 1196, 1220, 1403, 1417, 1495, 1586, 1744, 1840, 1952, 2080, 2180, 2392, 2440, 2507, 2806, 2834, 2990, 3172, 3488, 3680, 3965, 4360, 4784, 4880, 5014, 5612, 5668, 5980, 6344, 6649, 7015, 7085, 7930, 8720, 9568, 9760, 10028, 11224, 11336, 11960, 12535, 12688, 13298, 14030, 14170, 15860, 17440, 18239, 20056, 22448, 22672, 23920, 25070, 25376, 26596, 28060, 28340, 31720, 32591, 33245, 36478, 40112, 44896, 45344, 47840, 50140, 53192, 56120, 56680, 63440, 65182, 66490, 72956, 80224, 86437, 91195, 100280, 106384, 112240, 113360, 126880, 130364, 132980, 145912, 152927, 162955, 172874, 182390, 200560, 212768, 224480, 226720, 260728, 265960, 291824, 305854, 325910, 345748, 364780, 401120, 432185, 521456, 531920, 583648, 611708, 651820, 691496, 729560, 764635, 864370, 1042912, 1063840, 1223416, 1303640, 1382992, 1459120, 1529270, 1728740, 1988051, 2446832, 2607280, 2765984, 2918240, 3058540, 3457480, 3976102, 4893664, 5214560, 6117080, 6914960, 7952204, 9940255, 12234160, 13829920, 15904408, 19880510, 24468320, 31808816, 39761020, 63617632, 79522040, 159044080, 318088160]

約数ペア:

[(1, 318088160), (2, 159044080), (4, 79522040), (5, 63617632), (8, 39761020), (10, 31808816), (13, 24468320), (16, 19880510), (20, 15904408), (23, 13829920), (26, 12234160), (32, 9940255), (40, 7952204), (46, 6914960), (52, 6117080), (61, 5214560), (65, 4893664), (80, 3976102), (92, 3457480), (104, 3058540), (109, 2918240), (115, 2765984), (122, 2607280), (130, 2446832), (160, 1988051), (184, 1728740), (208, 1529270), (218, 1459120), (230, 1382992), (244, 1303640), (260, 1223416), (299, 1063840), (305, 1042912), (368, 864370), (416, 764635), (436, 729560), (460, 691496), (488, 651820), (520, 611708), (545, 583648), (598, 531920), (610, 521456), (736, 432185), (793, 401120), (872, 364780), (920, 345748), (976, 325910), (1040, 305854), (1090, 291824), (1196, 265960), (1220, 260728), (1403, 226720), (1417, 224480), (1495, 212768), (1586, 200560), (1744, 182390), (1840, 172874), (1952, 162955), (2080, 152927), (2180, 145912), (2392, 132980), (2440, 130364), (2507, 126880), (2806, 113360), (2834, 112240), (2990, 106384), (3172, 100280), (3488, 91195), (3680, 86437), (3965, 80224), (4360, 72956), (4784, 66490), (4880, 65182), (5014, 63440), (5612, 56680), (5668, 56120), (5980, 53192), (6344, 50140), (6649, 47840), (7015, 45344), (7085, 44896), (7930, 40112), (8720, 36478), (9568, 33245), (9760, 32591), (10028, 31720), (11224, 28340), (11336, 28060), (11960, 26596), (12535, 25376), (12688, 25070), (13298, 23920), (14030, 22672), (14170, 22448), (15860, 20056), (17440, 18239)]