30349840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 76245120

約数和(自身を除く): 45895280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 487, 656, 760, 779, 820, 974, 1520, 1558, 1640, 1948, 2435, 3116, 3280, 3895, 3896, 4870, 6232, 7790, 7792, 9253, 9740, 12464, 15580, 18506, 19480, 19967, 31160, 37012, 38960, 39934, 46265, 62320, 74024, 79868, 92530, 99835, 148048, 159736, 185060, 199670, 319472, 370120, 379373, 399340, 740240, 758746, 798680, 1517492, 1597360, 1896865, 3034984, 3793730, 6069968, 7587460, 15174920, 30349840]

約数ペア:

[(1, 30349840), (2, 15174920), (4, 7587460), (5, 6069968), (8, 3793730), (10, 3034984), (16, 1896865), (19, 1597360), (20, 1517492), (38, 798680), (40, 758746), (41, 740240), (76, 399340), (80, 379373), (82, 370120), (95, 319472), (152, 199670), (164, 185060), (190, 159736), (205, 148048), (304, 99835), (328, 92530), (380, 79868), (410, 74024), (487, 62320), (656, 46265), (760, 39934), (779, 38960), (820, 37012), (974, 31160), (1520, 19967), (1558, 19480), (1640, 18506), (1948, 15580), (2435, 12464), (3116, 9740), (3280, 9253), (3895, 7792), (3896, 7790), (4870, 6232)]