217103640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139169}}^1$

素因数の和:139196

約数の個数: 64

約数和(自身を含む): 701416800

約数和(自身を除く): 484313160

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, 139169, 278338, 417507, 556676, 695845, 835014, 1113352, 1391690, 1670028, 1809197, 2087535, 2783380, 3340056, 3618394, 4175070, 5427591, 5566760, 7236788, 8350140, 9045985, 10855182, 14473576, 16700280, 18091970, 21710364, 27137955, 36183940, 43420728, 54275910, 72367880, 108551820, 217103640]

約数ペア:

[(1, 217103640), (2, 108551820), (3, 72367880), (4, 54275910), (5, 43420728), (6, 36183940), (8, 27137955), (10, 21710364), (12, 18091970), (13, 16700280), (15, 14473576), (20, 10855182), (24, 9045985), (26, 8350140), (30, 7236788), (39, 5566760), (40, 5427591), (52, 4175070), (60, 3618394), (65, 3340056), (78, 2783380), (104, 2087535), (120, 1809197), (130, 1670028), (156, 1391690), (195, 1113352), (260, 835014), (312, 695845), (390, 556676), (520, 417507), (780, 278338), (1560, 139169)]