291330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 846720

約数和(自身を除く): 555390

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 83, 90, 117, 130, 135, 166, 195, 234, 249, 270, 351, 390, 415, 498, 585, 702, 747, 830, 1079, 1170, 1245, 1494, 1755, 2158, 2241, 2490, 3237, 3510, 3735, 4482, 5395, 6474, 7470, 9711, 10790, 11205, 16185, 19422, 22410, 29133, 32370, 48555, 58266, 97110, 145665, 291330]

約数ペア:

[(1, 291330), (2, 145665), (3, 97110), (5, 58266), (6, 48555), (9, 32370), (10, 29133), (13, 22410), (15, 19422), (18, 16185), (26, 11205), (27, 10790), (30, 9711), (39, 7470), (45, 6474), (54, 5395), (65, 4482), (78, 3735), (83, 3510), (90, 3237), (117, 2490), (130, 2241), (135, 2158), (166, 1755), (195, 1494), (234, 1245), (249, 1170), (270, 1079), (351, 830), (390, 747), (415, 702), (498, 585)]