257581423320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165116297}}^1$

素因数の和:165116324

約数の個数: 64

約数和(自身を含む): 832186141920

約数和(自身を除く): 574604718600

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, 165116297, 330232594, 495348891, 660465188, 825581485, 990697782, 1320930376, 1651162970, 1981395564, 2146511861, 2476744455, 3302325940, 3962791128, 4293023722, 4953488910, 6439535583, 6604651880, 8586047444, 9906977820, 10732559305, 12879071166, 17172094888, 19813955640, 21465118610, 25758142332, 32197677915, 42930237220, 51516284664, 64395355830, 85860474440, 128790711660, 257581423320]

約数ペア:

[(1, 257581423320), (2, 128790711660), (3, 85860474440), (4, 64395355830), (5, 51516284664), (6, 42930237220), (8, 32197677915), (10, 25758142332), (12, 21465118610), (13, 19813955640), (15, 17172094888), (20, 12879071166), (24, 10732559305), (26, 9906977820), (30, 8586047444), (39, 6604651880), (40, 6439535583), (52, 4953488910), (60, 4293023722), (65, 3962791128), (78, 3302325940), (104, 2476744455), (120, 2146511861), (130, 1981395564), (156, 1651162970), (195, 1320930376), (260, 990697782), (312, 825581485), (390, 660465188), (520, 495348891), (780, 330232594), (1560, 165116297)]