53431980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127219}}^1$

素因数の和:127238

約数の個数: 48

約数和(自身を含む): 170983680

約数和(自身を除く): 117551700

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, 127219, 254438, 381657, 508876, 636095, 763314, 890533, 1272190, 1526628, 1781066, 1908285, 2544380, 2671599, 3562132, 3816570, 4452665, 5343198, 7633140, 8905330, 10686396, 13357995, 17810660, 26715990, 53431980]

約数ペア:

[(1, 53431980), (2, 26715990), (3, 17810660), (4, 13357995), (5, 10686396), (6, 8905330), (7, 7633140), (10, 5343198), (12, 4452665), (14, 3816570), (15, 3562132), (20, 2671599), (21, 2544380), (28, 1908285), (30, 1781066), (35, 1526628), (42, 1272190), (60, 890533), (70, 763314), (84, 636095), (105, 508876), (140, 381657), (210, 254438), (420, 127219)]