66611280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277547}}^1$

素因数の和:277563

約数の個数: 40

約数和(自身を含む): 206495712

約数和(自身を除く): 139884432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277547, 555094, 832641, 1110188, 1387735, 1665282, 2220376, 2775470, 3330564, 4163205, 4440752, 5550940, 6661128, 8326410, 11101880, 13322256, 16652820, 22203760, 33305640, 66611280]

約数ペア:

[(1, 66611280), (2, 33305640), (3, 22203760), (4, 16652820), (5, 13322256), (6, 11101880), (8, 8326410), (10, 6661128), (12, 5550940), (15, 4440752), (16, 4163205), (20, 3330564), (24, 2775470), (30, 2220376), (40, 1665282), (48, 1387735), (60, 1110188), (80, 832641), (120, 555094), (240, 277547)]