71047980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5407}}^1$

素因数の和:5495

約数の個数: 72

約数和(自身を含む): 218504832

約数和(自身を除く): 147456852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 5407, 6570, 10814, 13140, 16221, 21628, 27035, 32442, 48663, 54070, 64884, 81105, 97326, 108140, 162210, 194652, 243315, 324420, 394711, 486630, 789422, 973260, 1184133, 1578844, 1973555, 2368266, 3552399, 3947110, 4736532, 5920665, 7104798, 7894220, 11841330, 14209596, 17761995, 23682660, 35523990, 71047980]

約数ペア:

[(1, 71047980), (2, 35523990), (3, 23682660), (4, 17761995), (5, 14209596), (6, 11841330), (9, 7894220), (10, 7104798), (12, 5920665), (15, 4736532), (18, 3947110), (20, 3552399), (30, 2368266), (36, 1973555), (45, 1578844), (60, 1184133), (73, 973260), (90, 789422), (146, 486630), (180, 394711), (219, 324420), (292, 243315), (365, 194652), (438, 162210), (657, 108140), (730, 97326), (876, 81105), (1095, 64884), (1314, 54070), (1460, 48663), (2190, 32442), (2628, 27035), (3285, 21628), (4380, 16221), (5407, 13140), (6570, 10814)]