209900530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7669}}^1$

素因数の和:7723

約数の個数: 64

約数和(自身を含む): 477135360

約数和(自身を除く): 267234830

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 782, 805, 1190, 1610, 1955, 2737, 3910, 5474, 7669, 13685, 15338, 27370, 38345, 53683, 76690, 107366, 130373, 176387, 260746, 268415, 352774, 536830, 651865, 881935, 912611, 1234709, 1303730, 1763870, 1825222, 2469418, 2998579, 4563055, 5997158, 6173545, 9126110, 12347090, 14992895, 20990053, 29985790, 41980106, 104950265, 209900530]

約数ペア:

[(1, 209900530), (2, 104950265), (5, 41980106), (7, 29985790), (10, 20990053), (14, 14992895), (17, 12347090), (23, 9126110), (34, 6173545), (35, 5997158), (46, 4563055), (70, 2998579), (85, 2469418), (115, 1825222), (119, 1763870), (161, 1303730), (170, 1234709), (230, 912611), (238, 881935), (322, 651865), (391, 536830), (595, 352774), (782, 268415), (805, 260746), (1190, 176387), (1610, 130373), (1955, 107366), (2737, 76690), (3910, 53683), (5474, 38345), (7669, 27370), (13685, 15338)]