61999140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{147617}}^1$

素因数の和:147636

約数の個数: 48

約数和(自身を含む): 198398592

約数和(自身を除く): 136399452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 147617, 295234, 442851, 590468, 738085, 885702, 1033319, 1476170, 1771404, 2066638, 2214255, 2952340, 3099957, 4133276, 4428510, 5166595, 6199914, 8857020, 10333190, 12399828, 15499785, 20666380, 30999570, 61999140]

約数ペア:

[(1, 61999140), (2, 30999570), (3, 20666380), (4, 15499785), (5, 12399828), (6, 10333190), (7, 8857020), (10, 6199914), (12, 5166595), (14, 4428510), (15, 4133276), (20, 3099957), (21, 2952340), (28, 2214255), (30, 2066638), (35, 1771404), (42, 1476170), (60, 1033319), (70, 885702), (84, 738085), (105, 590468), (140, 442851), (210, 295234), (420, 147617)]