42781740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11689}}^1$

素因数の和:11762

約数の個数: 48

約数和(自身を含む): 121763040

約数和(自身を除く): 78981300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 11689, 23378, 35067, 46756, 58445, 70134, 116890, 140268, 175335, 233780, 350670, 701340, 713029, 1426058, 2139087, 2852116, 3565145, 4278174, 7130290, 8556348, 10695435, 14260580, 21390870, 42781740]

約数ペア:

[(1, 42781740), (2, 21390870), (3, 14260580), (4, 10695435), (5, 8556348), (6, 7130290), (10, 4278174), (12, 3565145), (15, 2852116), (20, 2139087), (30, 1426058), (60, 713029), (61, 701340), (122, 350670), (183, 233780), (244, 175335), (305, 140268), (366, 116890), (610, 70134), (732, 58445), (915, 46756), (1220, 35067), (1830, 23378), (3660, 11689)]