123038640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{170887}}^1$

素因数の和:170906

約数の個数: 60

約数和(自身を含む): 413207184

約数和(自身を除く): 290168544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 170887, 341774, 512661, 683548, 854435, 1025322, 1367096, 1537983, 1708870, 2050644, 2563305, 2734192, 3075966, 3417740, 4101288, 5126610, 6151932, 6835480, 7689915, 8202576, 10253220, 12303864, 13670960, 15379830, 20506440, 24607728, 30759660, 41012880, 61519320, 123038640]

約数ペア:

[(1, 123038640), (2, 61519320), (3, 41012880), (4, 30759660), (5, 24607728), (6, 20506440), (8, 15379830), (9, 13670960), (10, 12303864), (12, 10253220), (15, 8202576), (16, 7689915), (18, 6835480), (20, 6151932), (24, 5126610), (30, 4101288), (36, 3417740), (40, 3075966), (45, 2734192), (48, 2563305), (60, 2050644), (72, 1708870), (80, 1537983), (90, 1367096), (120, 1025322), (144, 854435), (180, 683548), (240, 512661), (360, 341774), (720, 170887)]