1337791360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67429}}^1$

素因数の和:67479

約数の個数: 64

約数和(自身を含む): 3301372800

約数和(自身を除く): 1963581440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 67429, 134858, 269716, 337145, 539432, 674290, 1078864, 1348580, 2090299, 2157728, 2697160, 4180598, 4315456, 5394320, 8361196, 8630912, 10451495, 10788640, 16722392, 20902990, 21577280, 33444784, 41805980, 43154560, 66889568, 83611960, 133779136, 167223920, 267558272, 334447840, 668895680, 1337791360]

約数ペア:

[(1, 1337791360), (2, 668895680), (4, 334447840), (5, 267558272), (8, 167223920), (10, 133779136), (16, 83611960), (20, 66889568), (31, 43154560), (32, 41805980), (40, 33444784), (62, 21577280), (64, 20902990), (80, 16722392), (124, 10788640), (128, 10451495), (155, 8630912), (160, 8361196), (248, 5394320), (310, 4315456), (320, 4180598), (496, 2697160), (620, 2157728), (640, 2090299), (992, 1348580), (1240, 1078864), (1984, 674290), (2480, 539432), (3968, 337145), (4960, 269716), (9920, 134858), (19840, 67429)]