131756820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5449}}^1$

素因数の和:5505

約数の個数: 96

約数和(自身を含む): 410188800

約数和(自身を除く): 278431980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 5449, 6045, 8060, 10898, 12090, 16347, 21796, 24180, 27245, 32694, 54490, 65388, 70837, 81735, 108980, 141674, 163470, 168919, 212511, 283348, 326940, 337838, 354185, 425022, 506757, 675676, 708370, 844595, 850044, 1013514, 1062555, 1416740, 1689190, 2027028, 2125110, 2195947, 2533785, 3378380, 4250220, 4391894, 5067570, 6587841, 8783788, 10135140, 10979735, 13175682, 21959470, 26351364, 32939205, 43918940, 65878410, 131756820]

約数ペア:

[(1, 131756820), (2, 65878410), (3, 43918940), (4, 32939205), (5, 26351364), (6, 21959470), (10, 13175682), (12, 10979735), (13, 10135140), (15, 8783788), (20, 6587841), (26, 5067570), (30, 4391894), (31, 4250220), (39, 3378380), (52, 2533785), (60, 2195947), (62, 2125110), (65, 2027028), (78, 1689190), (93, 1416740), (124, 1062555), (130, 1013514), (155, 850044), (156, 844595), (186, 708370), (195, 675676), (260, 506757), (310, 425022), (372, 354185), (390, 337838), (403, 326940), (465, 283348), (620, 212511), (780, 168919), (806, 163470), (930, 141674), (1209, 108980), (1612, 81735), (1860, 70837), (2015, 65388), (2418, 54490), (4030, 32694), (4836, 27245), (5449, 24180), (6045, 21796), (8060, 16347), (10898, 12090)]