72756480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{18947}}^1$

素因数の和:18971

約数の個数: 72

約数和(自身を含む): 232378272

約数和(自身を除く): 159621792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 18947, 37894, 56841, 75788, 94735, 113682, 151576, 189470, 227364, 284205, 303152, 378940, 454728, 568410, 606304, 757880, 909456, 1136820, 1212608, 1515760, 1818912, 2273640, 2425216, 3031520, 3637824, 4547280, 4850432, 6063040, 7275648, 9094560, 12126080, 14551296, 18189120, 24252160, 36378240, 72756480]

約数ペア:

[(1, 72756480), (2, 36378240), (3, 24252160), (4, 18189120), (5, 14551296), (6, 12126080), (8, 9094560), (10, 7275648), (12, 6063040), (15, 4850432), (16, 4547280), (20, 3637824), (24, 3031520), (30, 2425216), (32, 2273640), (40, 1818912), (48, 1515760), (60, 1212608), (64, 1136820), (80, 909456), (96, 757880), (120, 606304), (128, 568410), (160, 454728), (192, 378940), (240, 303152), (256, 284205), (320, 227364), (384, 189470), (480, 151576), (640, 113682), (768, 94735), (960, 75788), (1280, 56841), (1920, 37894), (3840, 18947)]