30623220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2865

約数の個数: 72

約数和(自身を含む): 94447080

約数和(自身を除く): 63823860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 2789, 3660, 5490, 5578, 8367, 10980, 11156, 13945, 16734, 25101, 27890, 33468, 41835, 50202, 55780, 83670, 100404, 125505, 167340, 170129, 251010, 340258, 502020, 510387, 680516, 850645, 1020774, 1531161, 1701290, 2041548, 2551935, 3062322, 3402580, 5103870, 6124644, 7655805, 10207740, 15311610, 30623220]

約数ペア:

[(1, 30623220), (2, 15311610), (3, 10207740), (4, 7655805), (5, 6124644), (6, 5103870), (9, 3402580), (10, 3062322), (12, 2551935), (15, 2041548), (18, 1701290), (20, 1531161), (30, 1020774), (36, 850645), (45, 680516), (60, 510387), (61, 502020), (90, 340258), (122, 251010), (180, 170129), (183, 167340), (244, 125505), (305, 100404), (366, 83670), (549, 55780), (610, 50202), (732, 41835), (915, 33468), (1098, 27890), (1220, 25101), (1830, 16734), (2196, 13945), (2745, 11156), (2789, 10980), (3660, 8367), (5490, 5578)]