77931240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{649427}}^1$

素因数の和:649441

約数の個数: 32

約数和(自身を含む): 233794080

約数和(自身を除く): 155862840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 649427, 1298854, 1948281, 2597708, 3247135, 3896562, 5195416, 6494270, 7793124, 9741405, 12988540, 15586248, 19482810, 25977080, 38965620, 77931240]

約数ペア:

[(1, 77931240), (2, 38965620), (3, 25977080), (4, 19482810), (5, 15586248), (6, 12988540), (8, 9741405), (10, 7793124), (12, 6494270), (15, 5195416), (20, 3896562), (24, 3247135), (30, 2597708), (40, 1948281), (60, 1298854), (120, 649427)]