212499210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1373}}^1$

素因数の和:1468

約数の個数: 128

約数和(自身を含む): 645801984

約数和(自身を除く): 433302774

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 67, 70, 77, 105, 110, 134, 154, 165, 201, 210, 231, 330, 335, 385, 402, 462, 469, 670, 737, 770, 938, 1005, 1155, 1373, 1407, 1474, 2010, 2211, 2310, 2345, 2746, 2814, 3685, 4119, 4422, 4690, 5159, 6865, 7035, 7370, 8238, 9611, 10318, 11055, 13730, 14070, 15103, 15477, 19222, 20595, 22110, 25795, 28833, 30206, 30954, 41190, 45309, 48055, 51590, 57666, 75515, 77385, 90618, 91991, 96110, 105721, 144165, 151030, 154770, 183982, 211442, 226545, 275973, 288330, 317163, 453090, 459955, 528605, 551946, 634326, 643937, 919910, 1011901, 1057210, 1287874, 1379865, 1585815, 1931811, 2023802, 2759730, 3035703, 3171630, 3219685, 3863622, 5059505, 6071406, 6439370, 7083307, 9659055, 10119010, 14166614, 15178515, 19318110, 21249921, 30357030, 35416535, 42499842, 70833070, 106249605, 212499210]

約数ペア:

[(1, 212499210), (2, 106249605), (3, 70833070), (5, 42499842), (6, 35416535), (7, 30357030), (10, 21249921), (11, 19318110), (14, 15178515), (15, 14166614), (21, 10119010), (22, 9659055), (30, 7083307), (33, 6439370), (35, 6071406), (42, 5059505), (55, 3863622), (66, 3219685), (67, 3171630), (70, 3035703), (77, 2759730), (105, 2023802), (110, 1931811), (134, 1585815), (154, 1379865), (165, 1287874), (201, 1057210), (210, 1011901), (231, 919910), (330, 643937), (335, 634326), (385, 551946), (402, 528605), (462, 459955), (469, 453090), (670, 317163), (737, 288330), (770, 275973), (938, 226545), (1005, 211442), (1155, 183982), (1373, 154770), (1407, 151030), (1474, 144165), (2010, 105721), (2211, 96110), (2310, 91991), (2345, 90618), (2746, 77385), (2814, 75515), (3685, 57666), (4119, 51590), (4422, 48055), (4690, 45309), (5159, 41190), (6865, 30954), (7035, 30206), (7370, 28833), (8238, 25795), (9611, 22110), (10318, 20595), (11055, 19222), (13730, 15477), (14070, 15103)]