138648320

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5701}}^1$

素因数の和:5741

約数の個数: 72

約数和(自身を含む): 349646640

約数和(自身を除く): 210998320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 5701, 6080, 11402, 12160, 22804, 24320, 28505, 45608, 57010, 91216, 108319, 114020, 182432, 216638, 228040, 364864, 433276, 456080, 541595, 729728, 866552, 912160, 1083190, 1459456, 1733104, 1824320, 2166380, 3466208, 3648640, 4332760, 6932416, 7297280, 8665520, 13864832, 17331040, 27729664, 34662080, 69324160, 138648320]

約数ペア:

[(1, 138648320), (2, 69324160), (4, 34662080), (5, 27729664), (8, 17331040), (10, 13864832), (16, 8665520), (19, 7297280), (20, 6932416), (32, 4332760), (38, 3648640), (40, 3466208), (64, 2166380), (76, 1824320), (80, 1733104), (95, 1459456), (128, 1083190), (152, 912160), (160, 866552), (190, 729728), (256, 541595), (304, 456080), (320, 433276), (380, 364864), (608, 228040), (640, 216638), (760, 182432), (1216, 114020), (1280, 108319), (1520, 91216), (2432, 57010), (3040, 45608), (4864, 28505), (5701, 24320), (6080, 22804), (11402, 12160)]