1220289616

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^2$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 2975642880

約数和(自身を除く): 1755353264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 103, 104, 112, 158, 182, 206, 208, 316, 364, 412, 553, 632, 721, 728, 824, 1027, 1106, 1264, 1339, 1442, 1456, 1648, 2054, 2212, 2678, 2884, 4108, 4424, 5356, 5768, 7189, 8137, 8216, 8848, 9373, 10609, 10712, 11536, 14378, 16274, 16432, 18746, 21218, 21424, 28756, 32548, 37492, 42436, 56959, 57512, 65096, 74263, 74984, 84872, 105781, 113918, 115024, 130192, 137917, 148526, 149968, 169744, 211562, 227836, 275834, 297052, 423124, 455672, 551668, 594104, 740467, 838111, 846248, 911344, 965419, 1103336, 1188208, 1480934, 1676222, 1692496, 1930838, 2206672, 2961868, 3352444, 3861676, 5866777, 5923736, 6704888, 7723352, 10895443, 11733554, 11847472, 13409776, 15446704, 21790886, 23467108, 43581772, 46934216, 76268101, 87163544, 93868432, 152536202, 174327088, 305072404, 610144808, 1220289616]

約数ペア:

[(1, 1220289616), (2, 610144808), (4, 305072404), (7, 174327088), (8, 152536202), (13, 93868432), (14, 87163544), (16, 76268101), (26, 46934216), (28, 43581772), (52, 23467108), (56, 21790886), (79, 15446704), (91, 13409776), (103, 11847472), (104, 11733554), (112, 10895443), (158, 7723352), (182, 6704888), (206, 5923736), (208, 5866777), (316, 3861676), (364, 3352444), (412, 2961868), (553, 2206672), (632, 1930838), (721, 1692496), (728, 1676222), (824, 1480934), (1027, 1188208), (1106, 1103336), (1264, 965419), (1339, 911344), (1442, 846248), (1456, 838111), (1648, 740467), (2054, 594104), (2212, 551668), (2678, 455672), (2884, 423124), (4108, 297052), (4424, 275834), (5356, 227836), (5768, 211562), (7189, 169744), (8137, 149968), (8216, 148526), (8848, 137917), (9373, 130192), (10609, 115024), (10712, 113918), (11536, 105781), (14378, 84872), (16274, 74984), (16432, 74263), (18746, 65096), (21218, 57512), (21424, 56959), (28756, 42436), (32548, 37492)]