18253920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2237}}^1$

素因数の和:2272

約数の個数: 96

約数和(自身を含む): 60909408

約数和(自身を除く): 42655488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2237, 2720, 4080, 4474, 6711, 8160, 8948, 11185, 13422, 17896, 22370, 26844, 33555, 35792, 38029, 44740, 53688, 67110, 71584, 76058, 89480, 107376, 114087, 134220, 152116, 178960, 190145, 214752, 228174, 268440, 304232, 357920, 380290, 456348, 536880, 570435, 608464, 760580, 912696, 1073760, 1140870, 1216928, 1521160, 1825392, 2281740, 3042320, 3650784, 4563480, 6084640, 9126960, 18253920]

約数ペア:

[(1, 18253920), (2, 9126960), (3, 6084640), (4, 4563480), (5, 3650784), (6, 3042320), (8, 2281740), (10, 1825392), (12, 1521160), (15, 1216928), (16, 1140870), (17, 1073760), (20, 912696), (24, 760580), (30, 608464), (32, 570435), (34, 536880), (40, 456348), (48, 380290), (51, 357920), (60, 304232), (68, 268440), (80, 228174), (85, 214752), (96, 190145), (102, 178960), (120, 152116), (136, 134220), (160, 114087), (170, 107376), (204, 89480), (240, 76058), (255, 71584), (272, 67110), (340, 53688), (408, 44740), (480, 38029), (510, 35792), (544, 33555), (680, 26844), (816, 22370), (1020, 17896), (1360, 13422), (1632, 11185), (2040, 8948), (2237, 8160), (2720, 6711), (4080, 4474)]