57981780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10391}}^1$

素因数の和:10437

約数の個数: 72

約数和(自身を含む): 181569024

約数和(自身を除く): 123587244

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, 10391, 20782, 31173, 41564, 51955, 62346, 93519, 103910, 124692, 155865, 187038, 207820, 311730, 322121, 374076, 467595, 623460, 644242, 935190, 966363, 1288484, 1610605, 1870380, 1932726, 2899089, 3221210, 3865452, 4831815, 5798178, 6442420, 9663630, 11596356, 14495445, 19327260, 28990890, 57981780]

約数ペア:

[(1, 57981780), (2, 28990890), (3, 19327260), (4, 14495445), (5, 11596356), (6, 9663630), (9, 6442420), (10, 5798178), (12, 4831815), (15, 3865452), (18, 3221210), (20, 2899089), (30, 1932726), (31, 1870380), (36, 1610605), (45, 1288484), (60, 966363), (62, 935190), (90, 644242), (93, 623460), (124, 467595), (155, 374076), (180, 322121), (186, 311730), (279, 207820), (310, 187038), (372, 155865), (465, 124692), (558, 103910), (620, 93519), (930, 62346), (1116, 51955), (1395, 41564), (1860, 31173), (2790, 20782), (5580, 10391)]