90388920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5419}}^1$

素因数の和:5572

約数の個数: 64

約数和(自身を含む): 273168000

約数和(自身を除く): 182779080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5419, 5560, 8340, 10838, 16257, 16680, 21676, 27095, 32514, 43352, 54190, 65028, 81285, 108380, 130056, 162570, 216760, 325140, 650280, 753241, 1506482, 2259723, 3012964, 3766205, 4519446, 6025928, 7532410, 9038892, 11298615, 15064820, 18077784, 22597230, 30129640, 45194460, 90388920]

約数ペア:

[(1, 90388920), (2, 45194460), (3, 30129640), (4, 22597230), (5, 18077784), (6, 15064820), (8, 11298615), (10, 9038892), (12, 7532410), (15, 6025928), (20, 4519446), (24, 3766205), (30, 3012964), (40, 2259723), (60, 1506482), (120, 753241), (139, 650280), (278, 325140), (417, 216760), (556, 162570), (695, 130056), (834, 108380), (1112, 81285), (1390, 65028), (1668, 54190), (2085, 43352), (2780, 32514), (3336, 27095), (4170, 21676), (5419, 16680), (5560, 16257), (8340, 10838)]