481481520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154321}}^1$

素因数の和:154350

約数の個数: 80

約数和(自身を含む): 1607417952

約数和(自身を除く): 1125936432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 154321, 308642, 462963, 617284, 771605, 925926, 1234568, 1543210, 1851852, 2006173, 2314815, 2469136, 3086420, 3703704, 4012346, 4629630, 6018519, 6172840, 7407408, 8024692, 9259260, 10030865, 12037038, 12345680, 16049384, 18518520, 20061730, 24074076, 30092595, 32098768, 37037040, 40123460, 48148152, 60185190, 80246920, 96296304, 120370380, 160493840, 240740760, 481481520]

約数ペア:

[(1, 481481520), (2, 240740760), (3, 160493840), (4, 120370380), (5, 96296304), (6, 80246920), (8, 60185190), (10, 48148152), (12, 40123460), (13, 37037040), (15, 32098768), (16, 30092595), (20, 24074076), (24, 20061730), (26, 18518520), (30, 16049384), (39, 12345680), (40, 12037038), (48, 10030865), (52, 9259260), (60, 8024692), (65, 7407408), (78, 6172840), (80, 6018519), (104, 4629630), (120, 4012346), (130, 3703704), (156, 3086420), (195, 2469136), (208, 2314815), (240, 2006173), (260, 1851852), (312, 1543210), (390, 1234568), (520, 925926), (624, 771605), (780, 617284), (1040, 462963), (1560, 308642), (3120, 154321)]