201321210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 500649984

約数和(自身を除く): 299328774

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 71, 94, 141, 142, 213, 235, 282, 355, 426, 470, 705, 710, 1065, 1410, 2011, 2130, 3337, 4022, 6033, 6674, 10011, 10055, 12066, 16685, 20022, 20110, 30165, 33370, 50055, 60330, 94517, 100110, 142781, 189034, 283551, 285562, 428343, 472585, 567102, 713905, 856686, 945170, 1417755, 1427810, 2141715, 2835510, 4283430, 6710707, 13421414, 20132121, 33553535, 40264242, 67107070, 100660605, 201321210]

約数ペア:

[(1, 201321210), (2, 100660605), (3, 67107070), (5, 40264242), (6, 33553535), (10, 20132121), (15, 13421414), (30, 6710707), (47, 4283430), (71, 2835510), (94, 2141715), (141, 1427810), (142, 1417755), (213, 945170), (235, 856686), (282, 713905), (355, 567102), (426, 472585), (470, 428343), (705, 285562), (710, 283551), (1065, 189034), (1410, 142781), (2011, 100110), (2130, 94517), (3337, 60330), (4022, 50055), (6033, 33370), (6674, 30165), (10011, 20110), (10055, 20022), (12066, 16685)]