69919240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 166795200

約数和(自身を除く): 96875960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 380, 394, 467, 760, 788, 934, 985, 1576, 1868, 1970, 2335, 3736, 3743, 3940, 4670, 7486, 7880, 8873, 9340, 14972, 17746, 18680, 18715, 29944, 35492, 37430, 44365, 70984, 74860, 88730, 91999, 149720, 177460, 183998, 354920, 367996, 459995, 735992, 919990, 1747981, 1839980, 3495962, 3679960, 6991924, 8739905, 13983848, 17479810, 34959620, 69919240]

約数ペア:

[(1, 69919240), (2, 34959620), (4, 17479810), (5, 13983848), (8, 8739905), (10, 6991924), (19, 3679960), (20, 3495962), (38, 1839980), (40, 1747981), (76, 919990), (95, 735992), (152, 459995), (190, 367996), (197, 354920), (380, 183998), (394, 177460), (467, 149720), (760, 91999), (788, 88730), (934, 74860), (985, 70984), (1576, 44365), (1868, 37430), (1970, 35492), (2335, 29944), (3736, 18715), (3743, 18680), (3940, 17746), (4670, 14972), (7486, 9340), (7880, 8873)]