81350520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{877}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 244645920

約数和(自身を除く): 163295400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 773, 877, 1546, 1754, 2319, 2631, 3092, 3508, 3865, 4385, 4638, 5262, 6184, 7016, 7730, 8770, 9276, 10524, 11595, 13155, 15460, 17540, 18552, 21048, 23190, 26310, 30920, 35080, 46380, 52620, 92760, 105240, 677921, 1355842, 2033763, 2711684, 3389605, 4067526, 5423368, 6779210, 8135052, 10168815, 13558420, 16270104, 20337630, 27116840, 40675260, 81350520]

約数ペア:

[(1, 81350520), (2, 40675260), (3, 27116840), (4, 20337630), (5, 16270104), (6, 13558420), (8, 10168815), (10, 8135052), (12, 6779210), (15, 5423368), (20, 4067526), (24, 3389605), (30, 2711684), (40, 2033763), (60, 1355842), (120, 677921), (773, 105240), (877, 92760), (1546, 52620), (1754, 46380), (2319, 35080), (2631, 30920), (3092, 26310), (3508, 23190), (3865, 21048), (4385, 18552), (4638, 17540), (5262, 15460), (6184, 13155), (7016, 11595), (7730, 10524), (8770, 9276)]