303980860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{1229}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 650916000

約数和(自身を除く): 346935140

約数列:

[1, 2, 4, 5, 10, 20, 83, 149, 166, 298, 332, 415, 596, 745, 830, 1229, 1490, 1660, 2458, 2980, 4916, 6145, 12290, 12367, 24580, 24734, 49468, 61835, 102007, 123670, 183121, 204014, 247340, 366242, 408028, 510035, 732484, 915605, 1020070, 1831210, 2040140, 3662420, 15199043, 30398086, 60796172, 75995215, 151990430, 303980860]

約数ペア:

[(1, 303980860), (2, 151990430), (4, 75995215), (5, 60796172), (10, 30398086), (20, 15199043), (83, 3662420), (149, 2040140), (166, 1831210), (298, 1020070), (332, 915605), (415, 732484), (596, 510035), (745, 408028), (830, 366242), (1229, 247340), (1490, 204014), (1660, 183121), (2458, 123670), (2980, 102007), (4916, 61835), (6145, 49468), (12290, 24734), (12367, 24580)]