128633520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{535973}}^1$

素因数の和:535989

約数の個数: 40

約数和(自身を含む): 398764656

約数和(自身を除く): 270131136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 535973, 1071946, 1607919, 2143892, 2679865, 3215838, 4287784, 5359730, 6431676, 8039595, 8575568, 10719460, 12863352, 16079190, 21438920, 25726704, 32158380, 42877840, 64316760, 128633520]

約数ペア:

[(1, 128633520), (2, 64316760), (3, 42877840), (4, 32158380), (5, 25726704), (6, 21438920), (8, 16079190), (10, 12863352), (12, 10719460), (15, 8575568), (16, 8039595), (20, 6431676), (24, 5359730), (30, 4287784), (40, 3215838), (48, 2679865), (60, 2143892), (80, 1607919), (120, 1071946), (240, 535973)]