138090720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{287689}}^1$

素因数の和:287707

約数の個数: 48

約数和(自身を含む): 434987280

約数和(自身を除く): 296896560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 287689, 575378, 863067, 1150756, 1438445, 1726134, 2301512, 2876890, 3452268, 4315335, 4603024, 5753780, 6904536, 8630670, 9206048, 11507560, 13809072, 17261340, 23015120, 27618144, 34522680, 46030240, 69045360, 138090720]

約数ペア:

[(1, 138090720), (2, 69045360), (3, 46030240), (4, 34522680), (5, 27618144), (6, 23015120), (8, 17261340), (10, 13809072), (12, 11507560), (15, 9206048), (16, 8630670), (20, 6904536), (24, 5753780), (30, 4603024), (32, 4315335), (40, 3452268), (48, 2876890), (60, 2301512), (80, 1726134), (96, 1438445), (120, 1150756), (160, 863067), (240, 575378), (480, 287689)]