239153220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42859}}^1$

素因数の和:42905

約数の個数: 72

約数和(自身を含む): 748849920

約数和(自身を除く): 509696700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 42859, 85718, 128577, 171436, 214295, 257154, 385731, 428590, 514308, 642885, 771462, 857180, 1285770, 1328629, 1542924, 1928655, 2571540, 2657258, 3857310, 3985887, 5314516, 6643145, 7714620, 7971774, 11957661, 13286290, 15943548, 19929435, 23915322, 26572580, 39858870, 47830644, 59788305, 79717740, 119576610, 239153220]

約数ペア:

[(1, 239153220), (2, 119576610), (3, 79717740), (4, 59788305), (5, 47830644), (6, 39858870), (9, 26572580), (10, 23915322), (12, 19929435), (15, 15943548), (18, 13286290), (20, 11957661), (30, 7971774), (31, 7714620), (36, 6643145), (45, 5314516), (60, 3985887), (62, 3857310), (90, 2657258), (93, 2571540), (124, 1928655), (155, 1542924), (180, 1328629), (186, 1285770), (279, 857180), (310, 771462), (372, 642885), (465, 514308), (558, 428590), (620, 385731), (930, 257154), (1116, 214295), (1395, 171436), (1860, 128577), (2790, 85718), (5580, 42859)]