15130840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 36748800

約数和(自身を除く): 21617960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 463, 760, 817, 860, 926, 1634, 1720, 1852, 2315, 3268, 3704, 4085, 4630, 6536, 8170, 8797, 9260, 16340, 17594, 18520, 19909, 32680, 35188, 39818, 43985, 70376, 79636, 87970, 99545, 159272, 175940, 199090, 351880, 378271, 398180, 756542, 796360, 1513084, 1891355, 3026168, 3782710, 7565420, 15130840]

約数ペア:

[(1, 15130840), (2, 7565420), (4, 3782710), (5, 3026168), (8, 1891355), (10, 1513084), (19, 796360), (20, 756542), (38, 398180), (40, 378271), (43, 351880), (76, 199090), (86, 175940), (95, 159272), (152, 99545), (172, 87970), (190, 79636), (215, 70376), (344, 43985), (380, 39818), (430, 35188), (463, 32680), (760, 19909), (817, 18520), (860, 17594), (926, 16340), (1634, 9260), (1720, 8797), (1852, 8170), (2315, 6536), (3268, 4630), (3704, 4085)]