61331280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 190892544

約数和(自身を除く): 129561264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 607, 842, 1214, 1263, 1684, 1821, 2105, 2428, 2526, 3035, 3368, 3642, 4210, 4856, 5052, 6070, 6315, 6736, 7284, 8420, 9105, 9712, 10104, 12140, 12630, 14568, 16840, 18210, 20208, 24280, 25260, 29136, 33680, 36420, 48560, 50520, 72840, 101040, 145680, 255547, 511094, 766641, 1022188, 1277735, 1533282, 2044376, 2555470, 3066564, 3833205, 4088752, 5110940, 6133128, 7666410, 10221880, 12266256, 15332820, 20443760, 30665640, 61331280]

約数ペア:

[(1, 61331280), (2, 30665640), (3, 20443760), (4, 15332820), (5, 12266256), (6, 10221880), (8, 7666410), (10, 6133128), (12, 5110940), (15, 4088752), (16, 3833205), (20, 3066564), (24, 2555470), (30, 2044376), (40, 1533282), (48, 1277735), (60, 1022188), (80, 766641), (120, 511094), (240, 255547), (421, 145680), (607, 101040), (842, 72840), (1214, 50520), (1263, 48560), (1684, 36420), (1821, 33680), (2105, 29136), (2428, 25260), (2526, 24280), (3035, 20208), (3368, 18210), (3642, 16840), (4210, 14568), (4856, 12630), (5052, 12140), (6070, 10104), (6315, 9712), (6736, 9105), (7284, 8420)]