317288320

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13399}}^1$

素因数の和:13455

約数の個数: 64

約数和(自身を含む): 779076000

約数和(自身を除く): 461787680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 2368, 2960, 4736, 5920, 11840, 13399, 23680, 26798, 53596, 66995, 107192, 133990, 214384, 267980, 428768, 495763, 535960, 857536, 991526, 1071920, 1715072, 1983052, 2143840, 2478815, 3966104, 4287680, 4957630, 7932208, 8575360, 9915260, 15864416, 19830520, 31728832, 39661040, 63457664, 79322080, 158644160, 317288320]

約数ペア:

[(1, 317288320), (2, 158644160), (4, 79322080), (5, 63457664), (8, 39661040), (10, 31728832), (16, 19830520), (20, 15864416), (32, 9915260), (37, 8575360), (40, 7932208), (64, 4957630), (74, 4287680), (80, 3966104), (128, 2478815), (148, 2143840), (160, 1983052), (185, 1715072), (296, 1071920), (320, 991526), (370, 857536), (592, 535960), (640, 495763), (740, 428768), (1184, 267980), (1480, 214384), (2368, 133990), (2960, 107192), (4736, 66995), (5920, 53596), (11840, 26798), (13399, 23680)]