355246840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3433}}^1$

素因数の和:3656

約数の個数: 64

約数和(自身を含む): 865368000

約数和(自身を除く): 510121160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 995, 1592, 1990, 2587, 3433, 3980, 5174, 6866, 7960, 10348, 12935, 13732, 17165, 20696, 25870, 27464, 34330, 44629, 51740, 68660, 89258, 103480, 137320, 178516, 223145, 357032, 446290, 683167, 892580, 1366334, 1785160, 2732668, 3415835, 5465336, 6831670, 8881171, 13663340, 17762342, 27326680, 35524684, 44405855, 71049368, 88811710, 177623420, 355246840]

約数ペア:

[(1, 355246840), (2, 177623420), (4, 88811710), (5, 71049368), (8, 44405855), (10, 35524684), (13, 27326680), (20, 17762342), (26, 13663340), (40, 8881171), (52, 6831670), (65, 5465336), (104, 3415835), (130, 2732668), (199, 1785160), (260, 1366334), (398, 892580), (520, 683167), (796, 446290), (995, 357032), (1592, 223145), (1990, 178516), (2587, 137320), (3433, 103480), (3980, 89258), (5174, 68660), (6866, 51740), (7960, 44629), (10348, 34330), (12935, 27464), (13732, 25870), (17165, 20696)]