280194429840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89805907}}^1$

素因数の和:89805936

約数の個数: 80

約数和(自身を含む): 935418337728

約数和(自身を除く): 655223907888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 89805907, 179611814, 269417721, 359223628, 449029535, 538835442, 718447256, 898059070, 1077670884, 1167476791, 1347088605, 1436894512, 1796118140, 2155341768, 2334953582, 2694177210, 3502430373, 3592236280, 4310683536, 4669907164, 5388354420, 5837383955, 7004860746, 7184472560, 9339814328, 10776708840, 11674767910, 14009721492, 17512151865, 18679628656, 21553417680, 23349535820, 28019442984, 35024303730, 46699071640, 56038885968, 70048607460, 93398143280, 140097214920, 280194429840]

約数ペア:

[(1, 280194429840), (2, 140097214920), (3, 93398143280), (4, 70048607460), (5, 56038885968), (6, 46699071640), (8, 35024303730), (10, 28019442984), (12, 23349535820), (13, 21553417680), (15, 18679628656), (16, 17512151865), (20, 14009721492), (24, 11674767910), (26, 10776708840), (30, 9339814328), (39, 7184472560), (40, 7004860746), (48, 5837383955), (52, 5388354420), (60, 4669907164), (65, 4310683536), (78, 3592236280), (80, 3502430373), (104, 2694177210), (120, 2334953582), (130, 2155341768), (156, 1796118140), (195, 1436894512), (208, 1347088605), (240, 1167476791), (260, 1077670884), (312, 898059070), (390, 718447256), (520, 538835442), (624, 449029535), (780, 359223628), (1040, 269417721), (1560, 179611814), (3120, 89805907)]