287973960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:951

約数の個数: 128

約数和(自身を含む): 899596800

約数和(自身を除く): 611622840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 79, 111, 120, 148, 158, 185, 222, 237, 296, 316, 370, 395, 444, 474, 555, 632, 740, 790, 821, 888, 948, 1110, 1185, 1480, 1580, 1642, 1896, 2220, 2370, 2463, 2923, 3160, 3284, 4105, 4440, 4740, 4926, 5846, 6568, 8210, 8769, 9480, 9852, 11692, 12315, 14615, 16420, 17538, 19704, 23384, 24630, 29230, 30377, 32840, 35076, 43845, 49260, 58460, 60754, 64859, 70152, 87690, 91131, 98520, 116920, 121508, 129718, 151885, 175380, 182262, 194577, 243016, 259436, 303770, 324295, 350760, 364524, 389154, 455655, 518872, 607540, 648590, 729048, 778308, 911310, 972885, 1215080, 1297180, 1556616, 1822620, 1945770, 2399783, 2594360, 3645240, 3891540, 4799566, 7199349, 7783080, 9599132, 11998915, 14398698, 19198264, 23997830, 28797396, 35996745, 47995660, 57594792, 71993490, 95991320, 143986980, 287973960]

約数ペア:

[(1, 287973960), (2, 143986980), (3, 95991320), (4, 71993490), (5, 57594792), (6, 47995660), (8, 35996745), (10, 28797396), (12, 23997830), (15, 19198264), (20, 14398698), (24, 11998915), (30, 9599132), (37, 7783080), (40, 7199349), (60, 4799566), (74, 3891540), (79, 3645240), (111, 2594360), (120, 2399783), (148, 1945770), (158, 1822620), (185, 1556616), (222, 1297180), (237, 1215080), (296, 972885), (316, 911310), (370, 778308), (395, 729048), (444, 648590), (474, 607540), (555, 518872), (632, 455655), (740, 389154), (790, 364524), (821, 350760), (888, 324295), (948, 303770), (1110, 259436), (1185, 243016), (1480, 194577), (1580, 182262), (1642, 175380), (1896, 151885), (2220, 129718), (2370, 121508), (2463, 116920), (2923, 98520), (3160, 91131), (3284, 87690), (4105, 70152), (4440, 64859), (4740, 60754), (4926, 58460), (5846, 49260), (6568, 43845), (8210, 35076), (8769, 32840), (9480, 30377), (9852, 29230), (11692, 24630), (12315, 23384), (14615, 19704), (16420, 17538)]