215617648

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 60

約数和(自身を含む): 444506520

約数和(自身を除く): 228888872

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 379, 496, 592, 758, 961, 1147, 1516, 1922, 2294, 3032, 3844, 4588, 6064, 7688, 9176, 11749, 14023, 15376, 18352, 23498, 28046, 35557, 46996, 56092, 71114, 93992, 112184, 142228, 187984, 224368, 284456, 364219, 434713, 568912, 728438, 869426, 1456876, 1738852, 2913752, 3477704, 5827504, 6955408, 13476103, 26952206, 53904412, 107808824, 215617648]

約数ペア:

[(1, 215617648), (2, 107808824), (4, 53904412), (8, 26952206), (16, 13476103), (31, 6955408), (37, 5827504), (62, 3477704), (74, 2913752), (124, 1738852), (148, 1456876), (248, 869426), (296, 728438), (379, 568912), (496, 434713), (592, 364219), (758, 284456), (961, 224368), (1147, 187984), (1516, 142228), (1922, 112184), (2294, 93992), (3032, 71114), (3844, 56092), (4588, 46996), (6064, 35557), (7688, 28046), (9176, 23498), (11749, 18352), (14023, 15376)]