76721520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{319673}}^1$

素因数の和:319689

約数の個数: 40

約数和(自身を含む): 237837456

約数和(自身を除く): 161115936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 319673, 639346, 959019, 1278692, 1598365, 1918038, 2557384, 3196730, 3836076, 4795095, 5114768, 6393460, 7672152, 9590190, 12786920, 15344304, 19180380, 25573840, 38360760, 76721520]

約数ペア:

[(1, 76721520), (2, 38360760), (3, 25573840), (4, 19180380), (5, 15344304), (6, 12786920), (8, 9590190), (10, 7672152), (12, 6393460), (15, 5114768), (16, 4795095), (20, 3836076), (24, 3196730), (30, 2557384), (40, 1918038), (48, 1598365), (60, 1278692), (80, 959019), (120, 639346), (240, 319673)]