161862420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72911}}^1$

素因数の和:72960

約数の個数: 48

約数和(自身を含む): 465470208

約数和(自身を除く): 303607788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 72911, 145822, 218733, 291644, 364555, 437466, 729110, 874932, 1093665, 1458220, 2187330, 2697707, 4374660, 5395414, 8093121, 10790828, 13488535, 16186242, 26977070, 32372484, 40465605, 53954140, 80931210, 161862420]

約数ペア:

[(1, 161862420), (2, 80931210), (3, 53954140), (4, 40465605), (5, 32372484), (6, 26977070), (10, 16186242), (12, 13488535), (15, 10790828), (20, 8093121), (30, 5395414), (37, 4374660), (60, 2697707), (74, 2187330), (111, 1458220), (148, 1093665), (185, 874932), (222, 729110), (370, 437466), (444, 364555), (555, 291644), (740, 218733), (1110, 145822), (2220, 72911)]