129138360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82781}}^1$

素因数の和:82808

約数の個数: 64

約数和(自身を含む): 417221280

約数和(自身を除く): 288082920

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, 82781, 165562, 248343, 331124, 413905, 496686, 662248, 827810, 993372, 1076153, 1241715, 1655620, 1986744, 2152306, 2483430, 3228459, 3311240, 4304612, 4966860, 5380765, 6456918, 8609224, 9933720, 10761530, 12913836, 16142295, 21523060, 25827672, 32284590, 43046120, 64569180, 129138360]

約数ペア:

[(1, 129138360), (2, 64569180), (3, 43046120), (4, 32284590), (5, 25827672), (6, 21523060), (8, 16142295), (10, 12913836), (12, 10761530), (13, 9933720), (15, 8609224), (20, 6456918), (24, 5380765), (26, 4966860), (30, 4304612), (39, 3311240), (40, 3228459), (52, 2483430), (60, 2152306), (65, 1986744), (78, 1655620), (104, 1241715), (120, 1076153), (130, 993372), (156, 827810), (195, 662248), (260, 496686), (312, 413905), (390, 331124), (520, 248343), (780, 165562), (1560, 82781)]