205507050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 639601920

約数和(自身を除く): 434094870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 29, 30, 34, 35, 42, 50, 51, 58, 70, 75, 85, 87, 102, 105, 119, 145, 150, 170, 174, 175, 203, 210, 238, 255, 290, 350, 357, 397, 406, 425, 435, 493, 510, 525, 595, 609, 714, 725, 794, 850, 870, 986, 1015, 1050, 1190, 1191, 1218, 1275, 1450, 1479, 1785, 1985, 2030, 2175, 2382, 2465, 2550, 2779, 2958, 2975, 3045, 3451, 3570, 3970, 4350, 4930, 5075, 5558, 5950, 5955, 6090, 6749, 6902, 7395, 8337, 8925, 9925, 10150, 10353, 11513, 11910, 12325, 13498, 13895, 14790, 15225, 16674, 17255, 17850, 19850, 20247, 20706, 23026, 24650, 27790, 29775, 30450, 33745, 34510, 34539, 36975, 40494, 41685, 47243, 51765, 57565, 59550, 67490, 69078, 69475, 73950, 80591, 83370, 86275, 94486, 101235, 103530, 115130, 138950, 141729, 161182, 168725, 172550, 172695, 195721, 202470, 208425, 236215, 241773, 258825, 283458, 287825, 337450, 345390, 391442, 402955, 416850, 472430, 483546, 506175, 517650, 575650, 587163, 708645, 805910, 863475, 978605, 1012350, 1174326, 1181075, 1208865, 1370047, 1417290, 1726950, 1957210, 2014775, 2362150, 2417730, 2740094, 2935815, 3543225, 4029550, 4110141, 4893025, 5871630, 6044325, 6850235, 7086450, 8220282, 9786050, 12088650, 13700470, 14679075, 20550705, 29358150, 34251175, 41101410, 68502350, 102753525, 205507050]

約数ペア:

[(1, 205507050), (2, 102753525), (3, 68502350), (5, 41101410), (6, 34251175), (7, 29358150), (10, 20550705), (14, 14679075), (15, 13700470), (17, 12088650), (21, 9786050), (25, 8220282), (29, 7086450), (30, 6850235), (34, 6044325), (35, 5871630), (42, 4893025), (50, 4110141), (51, 4029550), (58, 3543225), (70, 2935815), (75, 2740094), (85, 2417730), (87, 2362150), (102, 2014775), (105, 1957210), (119, 1726950), (145, 1417290), (150, 1370047), (170, 1208865), (174, 1181075), (175, 1174326), (203, 1012350), (210, 978605), (238, 863475), (255, 805910), (290, 708645), (350, 587163), (357, 575650), (397, 517650), (406, 506175), (425, 483546), (435, 472430), (493, 416850), (510, 402955), (525, 391442), (595, 345390), (609, 337450), (714, 287825), (725, 283458), (794, 258825), (850, 241773), (870, 236215), (986, 208425), (1015, 202470), (1050, 195721), (1190, 172695), (1191, 172550), (1218, 168725), (1275, 161182), (1450, 141729), (1479, 138950), (1785, 115130), (1985, 103530), (2030, 101235), (2175, 94486), (2382, 86275), (2465, 83370), (2550, 80591), (2779, 73950), (2958, 69475), (2975, 69078), (3045, 67490), (3451, 59550), (3570, 57565), (3970, 51765), (4350, 47243), (4930, 41685), (5075, 40494), (5558, 36975), (5950, 34539), (5955, 34510), (6090, 33745), (6749, 30450), (6902, 29775), (7395, 27790), (8337, 24650), (8925, 23026), (9925, 20706), (10150, 20247), (10353, 19850), (11513, 17850), (11910, 17255), (12325, 16674), (13498, 15225), (13895, 14790)]