128125680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{533857}}^1$

素因数の和:533873

約数の個数: 40

約数和(自身を含む): 397190352

約数和(自身を除く): 269064672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 533857, 1067714, 1601571, 2135428, 2669285, 3203142, 4270856, 5338570, 6406284, 8007855, 8541712, 10677140, 12812568, 16015710, 21354280, 25625136, 32031420, 42708560, 64062840, 128125680]

約数ペア:

[(1, 128125680), (2, 64062840), (3, 42708560), (4, 32031420), (5, 25625136), (6, 21354280), (8, 16015710), (10, 12812568), (12, 10677140), (15, 8541712), (16, 8007855), (20, 6406284), (24, 5338570), (30, 4270856), (40, 3203142), (48, 2669285), (60, 2135428), (80, 1601571), (120, 1067714), (240, 533857)]