28782270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{881}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 84460320

約数和(自身を除く): 55678050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 121, 135, 165, 198, 242, 270, 297, 330, 363, 495, 594, 605, 726, 881, 990, 1089, 1210, 1485, 1762, 1815, 2178, 2643, 2970, 3267, 3630, 4405, 5286, 5445, 6534, 7929, 8810, 9691, 10890, 13215, 15858, 16335, 19382, 23787, 26430, 29073, 32670, 39645, 47574, 48455, 58146, 79290, 87219, 96910, 106601, 118935, 145365, 174438, 213202, 237870, 261657, 290730, 319803, 436095, 523314, 533005, 639606, 872190, 959409, 1066010, 1308285, 1599015, 1918818, 2616570, 2878227, 3198030, 4797045, 5756454, 9594090, 14391135, 28782270]

約数ペア:

[(1, 28782270), (2, 14391135), (3, 9594090), (5, 5756454), (6, 4797045), (9, 3198030), (10, 2878227), (11, 2616570), (15, 1918818), (18, 1599015), (22, 1308285), (27, 1066010), (30, 959409), (33, 872190), (45, 639606), (54, 533005), (55, 523314), (66, 436095), (90, 319803), (99, 290730), (110, 261657), (121, 237870), (135, 213202), (165, 174438), (198, 145365), (242, 118935), (270, 106601), (297, 96910), (330, 87219), (363, 79290), (495, 58146), (594, 48455), (605, 47574), (726, 39645), (881, 32670), (990, 29073), (1089, 26430), (1210, 23787), (1485, 19382), (1762, 16335), (1815, 15858), (2178, 13215), (2643, 10890), (2970, 9691), (3267, 8810), (3630, 7929), (4405, 6534), (5286, 5445)]