15721219968

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1320667}}^1$

素因数の和:1320715

約数の個数: 64

約数和(自身を含む): 43106603520

約数和(自身を除く): 27385383552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 1320667, 2641334, 3962001, 5282668, 7924002, 10565336, 15848004, 21130672, 31696008, 40940677, 42261344, 63392016, 81881354, 84522688, 122822031, 126784032, 163762708, 169045376, 245644062, 253568064, 327525416, 491288124, 507136128, 655050832, 982576248, 1310101664, 1965152496, 2620203328, 3930304992, 5240406656, 7860609984, 15721219968]

約数ペア:

[(1, 15721219968), (2, 7860609984), (3, 5240406656), (4, 3930304992), (6, 2620203328), (8, 1965152496), (12, 1310101664), (16, 982576248), (24, 655050832), (31, 507136128), (32, 491288124), (48, 327525416), (62, 253568064), (64, 245644062), (93, 169045376), (96, 163762708), (124, 126784032), (128, 122822031), (186, 84522688), (192, 81881354), (248, 63392016), (372, 42261344), (384, 40940677), (496, 31696008), (744, 21130672), (992, 15848004), (1488, 10565336), (1984, 7924002), (2976, 5282668), (3968, 3962001), (5952, 2641334), (11904, 1320667)]