30204840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251707}}^1$

素因数の和:251721

約数の個数: 32

約数和(自身を含む): 90614880

約数和(自身を除く): 60410040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251707, 503414, 755121, 1006828, 1258535, 1510242, 2013656, 2517070, 3020484, 3775605, 5034140, 6040968, 7551210, 10068280, 15102420, 30204840]

約数ペア:

[(1, 30204840), (2, 15102420), (3, 10068280), (4, 7551210), (5, 6040968), (6, 5034140), (8, 3775605), (10, 3020484), (12, 2517070), (15, 2013656), (20, 1510242), (24, 1258535), (30, 1006828), (40, 755121), (60, 503414), (120, 251707)]