402305220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{22129}}^1$

素因数の和:22245

約数の個数: 72

約数和(自身を含む): 1232463960

約数和(自身を除く): 830158740

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, 9090, 18180, 22129, 44258, 66387, 88516, 110645, 132774, 199161, 221290, 265548, 331935, 398322, 442580, 663870, 796644, 995805, 1327740, 1991610, 2235029, 3983220, 4470058, 6705087, 8940116, 11175145, 13410174, 20115261, 22350290, 26820348, 33525435, 40230522, 44700580, 67050870, 80461044, 100576305, 134101740, 201152610, 402305220]

約数ペア:

[(1, 402305220), (2, 201152610), (3, 134101740), (4, 100576305), (5, 80461044), (6, 67050870), (9, 44700580), (10, 40230522), (12, 33525435), (15, 26820348), (18, 22350290), (20, 20115261), (30, 13410174), (36, 11175145), (45, 8940116), (60, 6705087), (90, 4470058), (101, 3983220), (180, 2235029), (202, 1991610), (303, 1327740), (404, 995805), (505, 796644), (606, 663870), (909, 442580), (1010, 398322), (1212, 331935), (1515, 265548), (1818, 221290), (2020, 199161), (3030, 132774), (3636, 110645), (4545, 88516), (6060, 66387), (9090, 44258), (18180, 22129)]