30420660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 89171712

約数和(自身を除く): 58751052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 71, 74, 111, 142, 148, 185, 193, 213, 222, 284, 355, 370, 386, 426, 444, 555, 579, 710, 740, 772, 852, 965, 1065, 1110, 1158, 1420, 1930, 2130, 2220, 2316, 2627, 2895, 3860, 4260, 5254, 5790, 7141, 7881, 10508, 11580, 13135, 13703, 14282, 15762, 21423, 26270, 27406, 28564, 31524, 35705, 39405, 41109, 42846, 52540, 54812, 68515, 71410, 78810, 82218, 85692, 107115, 137030, 142820, 157620, 164436, 205545, 214230, 274060, 411090, 428460, 507011, 822180, 1014022, 1521033, 2028044, 2535055, 3042066, 5070110, 6084132, 7605165, 10140220, 15210330, 30420660]

約数ペア:

[(1, 30420660), (2, 15210330), (3, 10140220), (4, 7605165), (5, 6084132), (6, 5070110), (10, 3042066), (12, 2535055), (15, 2028044), (20, 1521033), (30, 1014022), (37, 822180), (60, 507011), (71, 428460), (74, 411090), (111, 274060), (142, 214230), (148, 205545), (185, 164436), (193, 157620), (213, 142820), (222, 137030), (284, 107115), (355, 85692), (370, 82218), (386, 78810), (426, 71410), (444, 68515), (555, 54812), (579, 52540), (710, 42846), (740, 41109), (772, 39405), (852, 35705), (965, 31524), (1065, 28564), (1110, 27406), (1158, 26270), (1420, 21423), (1930, 15762), (2130, 14282), (2220, 13703), (2316, 13135), (2627, 11580), (2895, 10508), (3860, 7881), (4260, 7141), (5254, 5790)]