201768420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20887}}^1$

素因数の和:20929

約数の個数: 96

約数和(自身を含む): 673763328

約数和(自身を除く): 471994908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 20887, 41774, 62661, 83548, 104435, 125322, 146209, 208870, 250644, 292418, 313305, 417740, 438627, 480401, 584836, 626610, 731045, 877254, 960802, 1253220, 1441203, 1462090, 1754508, 1921604, 2193135, 2402005, 2882406, 2924180, 3362807, 4386270, 4804010, 5764812, 6725614, 7206015, 8772540, 9608020, 10088421, 13451228, 14412030, 16814035, 20176842, 28824060, 33628070, 40353684, 50442105, 67256140, 100884210, 201768420]

約数ペア:

[(1, 201768420), (2, 100884210), (3, 67256140), (4, 50442105), (5, 40353684), (6, 33628070), (7, 28824060), (10, 20176842), (12, 16814035), (14, 14412030), (15, 13451228), (20, 10088421), (21, 9608020), (23, 8772540), (28, 7206015), (30, 6725614), (35, 5764812), (42, 4804010), (46, 4386270), (60, 3362807), (69, 2924180), (70, 2882406), (84, 2402005), (92, 2193135), (105, 1921604), (115, 1754508), (138, 1462090), (140, 1441203), (161, 1253220), (210, 960802), (230, 877254), (276, 731045), (322, 626610), (345, 584836), (420, 480401), (460, 438627), (483, 417740), (644, 313305), (690, 292418), (805, 250644), (966, 208870), (1380, 146209), (1610, 125322), (1932, 104435), (2415, 83548), (3220, 62661), (4830, 41774), (9660, 20887)]