197904360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2549}}^1$

素因数の和:3210

約数の個数: 64

約数和(自身を含む): 594864000

約数和(自身を除く): 396959640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2549, 2588, 3235, 3882, 5098, 5176, 6470, 7647, 7764, 9705, 10196, 12745, 12940, 15294, 15528, 19410, 20392, 25490, 25880, 30588, 38235, 38820, 50980, 61176, 76470, 77640, 101960, 152940, 305880, 1649203, 3298406, 4947609, 6596812, 8246015, 9895218, 13193624, 16492030, 19790436, 24738045, 32984060, 39580872, 49476090, 65968120, 98952180, 197904360]

約数ペア:

[(1, 197904360), (2, 98952180), (3, 65968120), (4, 49476090), (5, 39580872), (6, 32984060), (8, 24738045), (10, 19790436), (12, 16492030), (15, 13193624), (20, 9895218), (24, 8246015), (30, 6596812), (40, 4947609), (60, 3298406), (120, 1649203), (647, 305880), (1294, 152940), (1941, 101960), (2549, 77640), (2588, 76470), (3235, 61176), (3882, 50980), (5098, 38820), (5176, 38235), (6470, 30588), (7647, 25880), (7764, 25490), (9705, 20392), (10196, 19410), (12745, 15528), (12940, 15294)]