15966540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:951

約数の個数: 72

約数和(自身を含む): 48943440

約数和(自身を除く): 32976900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 829, 963, 1070, 1284, 1605, 1658, 1926, 2140, 2487, 3210, 3316, 3852, 4145, 4815, 4974, 6420, 7461, 8290, 9630, 9948, 12435, 14922, 16580, 19260, 24870, 29844, 37305, 49740, 74610, 88703, 149220, 177406, 266109, 354812, 443515, 532218, 798327, 887030, 1064436, 1330545, 1596654, 1774060, 2661090, 3193308, 3991635, 5322180, 7983270, 15966540]

約数ペア:

[(1, 15966540), (2, 7983270), (3, 5322180), (4, 3991635), (5, 3193308), (6, 2661090), (9, 1774060), (10, 1596654), (12, 1330545), (15, 1064436), (18, 887030), (20, 798327), (30, 532218), (36, 443515), (45, 354812), (60, 266109), (90, 177406), (107, 149220), (180, 88703), (214, 74610), (321, 49740), (428, 37305), (535, 29844), (642, 24870), (829, 19260), (963, 16580), (1070, 14922), (1284, 12435), (1605, 9948), (1658, 9630), (1926, 8290), (2140, 7461), (2487, 6420), (3210, 4974), (3316, 4815), (3852, 4145)]