21288894960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{75109}}^1$

素因数の和:76306

約数の個数: 80

約数和(自身を含む): 66052334880

約数和(自身を除く): 44763439920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1181, 2362, 3543, 4724, 5905, 7086, 9448, 11810, 14172, 17715, 18896, 23620, 28344, 35430, 47240, 56688, 70860, 75109, 94480, 141720, 150218, 225327, 283440, 300436, 375545, 450654, 600872, 751090, 901308, 1126635, 1201744, 1502180, 1802616, 2253270, 3004360, 3605232, 4506540, 6008720, 9013080, 18026160, 88703729, 177407458, 266111187, 354814916, 443518645, 532222374, 709629832, 887037290, 1064444748, 1330555935, 1419259664, 1774074580, 2128889496, 2661111870, 3548149160, 4257778992, 5322223740, 7096298320, 10644447480, 21288894960]

約数ペア:

[(1, 21288894960), (2, 10644447480), (3, 7096298320), (4, 5322223740), (5, 4257778992), (6, 3548149160), (8, 2661111870), (10, 2128889496), (12, 1774074580), (15, 1419259664), (16, 1330555935), (20, 1064444748), (24, 887037290), (30, 709629832), (40, 532222374), (48, 443518645), (60, 354814916), (80, 266111187), (120, 177407458), (240, 88703729), (1181, 18026160), (2362, 9013080), (3543, 6008720), (4724, 4506540), (5905, 3605232), (7086, 3004360), (9448, 2253270), (11810, 1802616), (14172, 1502180), (17715, 1201744), (18896, 1126635), (23620, 901308), (28344, 751090), (35430, 600872), (47240, 450654), (56688, 375545), (70860, 300436), (75109, 283440), (94480, 225327), (141720, 150218)]