12806820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 108

約数和(自身を含む): 42165396

約数和(自身を除く): 29358576

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 421, 468, 507, 585, 676, 780, 842, 845, 1014, 1170, 1263, 1521, 1684, 1690, 2028, 2105, 2340, 2526, 2535, 3042, 3380, 3789, 4210, 5052, 5070, 5473, 6084, 6315, 7578, 7605, 8420, 10140, 10946, 12630, 15156, 15210, 16419, 18945, 21892, 25260, 27365, 30420, 32838, 37890, 49257, 54730, 65676, 71149, 75780, 82095, 98514, 109460, 142298, 164190, 197028, 213447, 246285, 284596, 328380, 355745, 426894, 492570, 640341, 711490, 853788, 985140, 1067235, 1280682, 1422980, 2134470, 2561364, 3201705, 4268940, 6403410, 12806820]

約数ペア:

[(1, 12806820), (2, 6403410), (3, 4268940), (4, 3201705), (5, 2561364), (6, 2134470), (9, 1422980), (10, 1280682), (12, 1067235), (13, 985140), (15, 853788), (18, 711490), (20, 640341), (26, 492570), (30, 426894), (36, 355745), (39, 328380), (45, 284596), (52, 246285), (60, 213447), (65, 197028), (78, 164190), (90, 142298), (117, 109460), (130, 98514), (156, 82095), (169, 75780), (180, 71149), (195, 65676), (234, 54730), (260, 49257), (338, 37890), (390, 32838), (421, 30420), (468, 27365), (507, 25260), (585, 21892), (676, 18945), (780, 16419), (842, 15210), (845, 15156), (1014, 12630), (1170, 10946), (1263, 10140), (1521, 8420), (1684, 7605), (1690, 7578), (2028, 6315), (2105, 6084), (2340, 5473), (2526, 5070), (2535, 5052), (3042, 4210), (3380, 3789)]