30926480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 78369984

約数和(自身を除く): 47443504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 227, 260, 262, 454, 520, 524, 655, 908, 1040, 1048, 1135, 1310, 1703, 1816, 2096, 2270, 2620, 2951, 3406, 3632, 4540, 5240, 5902, 6812, 8515, 9080, 10480, 11804, 13624, 14755, 17030, 18160, 23608, 27248, 29510, 29737, 34060, 47216, 59020, 59474, 68120, 118040, 118948, 136240, 148685, 236080, 237896, 297370, 386581, 475792, 594740, 773162, 1189480, 1546324, 1932905, 2378960, 3092648, 3865810, 6185296, 7731620, 15463240, 30926480]

約数ペア:

[(1, 30926480), (2, 15463240), (4, 7731620), (5, 6185296), (8, 3865810), (10, 3092648), (13, 2378960), (16, 1932905), (20, 1546324), (26, 1189480), (40, 773162), (52, 594740), (65, 475792), (80, 386581), (104, 297370), (130, 237896), (131, 236080), (208, 148685), (227, 136240), (260, 118948), (262, 118040), (454, 68120), (520, 59474), (524, 59020), (655, 47216), (908, 34060), (1040, 29737), (1048, 29510), (1135, 27248), (1310, 23608), (1703, 18160), (1816, 17030), (2096, 14755), (2270, 13624), (2620, 11804), (2951, 10480), (3406, 9080), (3632, 8515), (4540, 6812), (5240, 5902)]