204823320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131297}}^1$

素因数の和:131324

約数の個数: 64

約数和(自身を含む): 661741920

約数和(自身を除く): 456918600

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, 131297, 262594, 393891, 525188, 656485, 787782, 1050376, 1312970, 1575564, 1706861, 1969455, 2625940, 3151128, 3413722, 3938910, 5120583, 5251880, 6827444, 7877820, 8534305, 10241166, 13654888, 15755640, 17068610, 20482332, 25602915, 34137220, 40964664, 51205830, 68274440, 102411660, 204823320]

約数ペア:

[(1, 204823320), (2, 102411660), (3, 68274440), (4, 51205830), (5, 40964664), (6, 34137220), (8, 25602915), (10, 20482332), (12, 17068610), (13, 15755640), (15, 13654888), (20, 10241166), (24, 8534305), (26, 7877820), (30, 6827444), (39, 5251880), (40, 5120583), (52, 3938910), (60, 3413722), (65, 3151128), (78, 2625940), (104, 1969455), (120, 1706861), (130, 1575564), (156, 1312970), (195, 1050376), (260, 787782), (312, 656485), (390, 525188), (520, 393891), (780, 262594), (1560, 131297)]