320425830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{3571}}^1$

素因数の和:4581

約数の個数: 48

約数和(自身を含む): 834176304

約数和(自身を除く): 513750474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 997, 1994, 2991, 3571, 4985, 5982, 7142, 8973, 9970, 10713, 14955, 17855, 17946, 21426, 29910, 32139, 35710, 44865, 53565, 64278, 89730, 107130, 160695, 321390, 3560287, 7120574, 10680861, 17801435, 21361722, 32042583, 35602870, 53404305, 64085166, 106808610, 160212915, 320425830]

約数ペア:

[(1, 320425830), (2, 160212915), (3, 106808610), (5, 64085166), (6, 53404305), (9, 35602870), (10, 32042583), (15, 21361722), (18, 17801435), (30, 10680861), (45, 7120574), (90, 3560287), (997, 321390), (1994, 160695), (2991, 107130), (3571, 89730), (4985, 64278), (5982, 53565), (7142, 44865), (8973, 35710), (9970, 32139), (10713, 29910), (14955, 21426), (17855, 17946)]