128041740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7043}}^1$

素因数の和:7159

約数の個数: 72

約数和(自身を含む): 392294448

約数和(自身を除く): 264252708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 7043, 9090, 14086, 18180, 21129, 28172, 35215, 42258, 63387, 70430, 84516, 105645, 126774, 140860, 211290, 253548, 316935, 422580, 633870, 711343, 1267740, 1422686, 2134029, 2845372, 3556715, 4268058, 6402087, 7113430, 8536116, 10670145, 12804174, 14226860, 21340290, 25608348, 32010435, 42680580, 64020870, 128041740]

約数ペア:

[(1, 128041740), (2, 64020870), (3, 42680580), (4, 32010435), (5, 25608348), (6, 21340290), (9, 14226860), (10, 12804174), (12, 10670145), (15, 8536116), (18, 7113430), (20, 6402087), (30, 4268058), (36, 3556715), (45, 2845372), (60, 2134029), (90, 1422686), (101, 1267740), (180, 711343), (202, 633870), (303, 422580), (404, 316935), (505, 253548), (606, 211290), (909, 140860), (1010, 126774), (1212, 105645), (1515, 84516), (1818, 70430), (2020, 63387), (3030, 42258), (3636, 35215), (4545, 28172), (6060, 21129), (7043, 18180), (9090, 14086)]