216662640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{902761}}^1$

素因数の和:902777

約数の個数: 40

約数和(自身を含む): 671654928

約数和(自身を除く): 454992288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 902761, 1805522, 2708283, 3611044, 4513805, 5416566, 7222088, 9027610, 10833132, 13541415, 14444176, 18055220, 21666264, 27082830, 36110440, 43332528, 54165660, 72220880, 108331320, 216662640]

約数ペア:

[(1, 216662640), (2, 108331320), (3, 72220880), (4, 54165660), (5, 43332528), (6, 36110440), (8, 27082830), (10, 21666264), (12, 18055220), (15, 14444176), (16, 13541415), (20, 10833132), (24, 9027610), (30, 7222088), (40, 5416566), (48, 4513805), (60, 3611044), (80, 2708283), (120, 1805522), (240, 902761)]