127634520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81817}}^1$

素因数の和:81844

約数の個数: 64

約数和(自身を含む): 412362720

約数和(自身を除く): 284728200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 81817, 163634, 245451, 327268, 409085, 490902, 654536, 818170, 981804, 1063621, 1227255, 1636340, 1963608, 2127242, 2454510, 3190863, 3272680, 4254484, 4909020, 5318105, 6381726, 8508968, 9818040, 10636210, 12763452, 15954315, 21272420, 25526904, 31908630, 42544840, 63817260, 127634520]

約数ペア:

[(1, 127634520), (2, 63817260), (3, 42544840), (4, 31908630), (5, 25526904), (6, 21272420), (8, 15954315), (10, 12763452), (12, 10636210), (13, 9818040), (15, 8508968), (20, 6381726), (24, 5318105), (26, 4909020), (30, 4254484), (39, 3272680), (40, 3190863), (52, 2454510), (60, 2127242), (65, 1963608), (78, 1636340), (104, 1227255), (120, 1063621), (130, 981804), (156, 818170), (195, 654536), (260, 490902), (312, 409085), (390, 327268), (520, 245451), (780, 163634), (1560, 81817)]