29815960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 71733600

約数和(自身を除く): 41917640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 269, 326, 340, 538, 652, 680, 815, 1076, 1304, 1345, 1630, 2152, 2690, 2771, 3260, 4573, 5380, 5542, 6520, 9146, 10760, 11084, 13855, 18292, 22168, 22865, 27710, 36584, 43847, 45730, 55420, 87694, 91460, 110840, 175388, 182920, 219235, 350776, 438470, 745399, 876940, 1490798, 1753880, 2981596, 3726995, 5963192, 7453990, 14907980, 29815960]

約数ペア:

[(1, 29815960), (2, 14907980), (4, 7453990), (5, 5963192), (8, 3726995), (10, 2981596), (17, 1753880), (20, 1490798), (34, 876940), (40, 745399), (68, 438470), (85, 350776), (136, 219235), (163, 182920), (170, 175388), (269, 110840), (326, 91460), (340, 87694), (538, 55420), (652, 45730), (680, 43847), (815, 36584), (1076, 27710), (1304, 22865), (1345, 22168), (1630, 18292), (2152, 13855), (2690, 11084), (2771, 10760), (3260, 9146), (4573, 6520), (5380, 5542)]