90001020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 262918656

約数和(自身を除く): 172917636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 71, 74, 111, 142, 148, 185, 213, 222, 284, 355, 370, 426, 444, 555, 571, 710, 740, 852, 1065, 1110, 1142, 1420, 1713, 2130, 2220, 2284, 2627, 2855, 3426, 4260, 5254, 5710, 6852, 7881, 8565, 10508, 11420, 13135, 15762, 17130, 21127, 26270, 31524, 34260, 39405, 40541, 42254, 52540, 63381, 78810, 81082, 84508, 105635, 121623, 126762, 157620, 162164, 202705, 211270, 243246, 253524, 316905, 405410, 422540, 486492, 608115, 633810, 810820, 1216230, 1267620, 1500017, 2432460, 3000034, 4500051, 6000068, 7500085, 9000102, 15000170, 18000204, 22500255, 30000340, 45000510, 90001020]

約数ペア:

[(1, 90001020), (2, 45000510), (3, 30000340), (4, 22500255), (5, 18000204), (6, 15000170), (10, 9000102), (12, 7500085), (15, 6000068), (20, 4500051), (30, 3000034), (37, 2432460), (60, 1500017), (71, 1267620), (74, 1216230), (111, 810820), (142, 633810), (148, 608115), (185, 486492), (213, 422540), (222, 405410), (284, 316905), (355, 253524), (370, 243246), (426, 211270), (444, 202705), (555, 162164), (571, 157620), (710, 126762), (740, 121623), (852, 105635), (1065, 84508), (1110, 81082), (1142, 78810), (1420, 63381), (1713, 52540), (2130, 42254), (2220, 40541), (2284, 39405), (2627, 34260), (2855, 31524), (3426, 26270), (4260, 21127), (5254, 17130), (5710, 15762), (6852, 13135), (7881, 11420), (8565, 10508)]