78641520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327673}}^1$

素因数の和:327689

約数の個数: 40

約数和(自身を含む): 243789456

約数和(自身を除く): 165147936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327673, 655346, 983019, 1310692, 1638365, 1966038, 2621384, 3276730, 3932076, 4915095, 5242768, 6553460, 7864152, 9830190, 13106920, 15728304, 19660380, 26213840, 39320760, 78641520]

約数ペア:

[(1, 78641520), (2, 39320760), (3, 26213840), (4, 19660380), (5, 15728304), (6, 13106920), (8, 9830190), (10, 7864152), (12, 6553460), (15, 5242768), (16, 4915095), (20, 3932076), (24, 3276730), (30, 2621384), (40, 1966038), (48, 1638365), (60, 1310692), (80, 983019), (120, 655346), (240, 327673)]