80649870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 256

約数和(自身を含む): 261273600

約数和(自身を除く): 180623730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 29, 30, 34, 35, 38, 41, 42, 51, 57, 58, 70, 82, 85, 87, 95, 102, 105, 114, 119, 123, 133, 145, 170, 174, 190, 203, 205, 210, 238, 246, 255, 266, 285, 287, 290, 323, 357, 399, 406, 410, 435, 493, 510, 551, 570, 574, 595, 609, 615, 646, 665, 697, 714, 779, 798, 861, 870, 969, 986, 1015, 1102, 1189, 1190, 1218, 1230, 1330, 1394, 1435, 1479, 1558, 1615, 1653, 1722, 1785, 1938, 1995, 2030, 2091, 2261, 2337, 2378, 2465, 2755, 2870, 2958, 3045, 3230, 3306, 3451, 3485, 3567, 3570, 3857, 3895, 3990, 4182, 4305, 4522, 4674, 4845, 4879, 4930, 5453, 5510, 5945, 6090, 6783, 6902, 6970, 7134, 7395, 7714, 7790, 8265, 8323, 8610, 9367, 9690, 9758, 10353, 10455, 10906, 11305, 11571, 11685, 11890, 13243, 13566, 14637, 14790, 16359, 16530, 16646, 17255, 17835, 18734, 19285, 20213, 20706, 20910, 22591, 22610, 23142, 23370, 24395, 24969, 26486, 27265, 28101, 29274, 32718, 33915, 34510, 35670, 38570, 39729, 40426, 41615, 45182, 46835, 48790, 49938, 51765, 54530, 56202, 57855, 60639, 65569, 66215, 67773, 67830, 73185, 79458, 81795, 83230, 92701, 93670, 101065, 103530, 112955, 115710, 121278, 124845, 131138, 132430, 135546, 140505, 141491, 146370, 158137, 163590, 185402, 196707, 198645, 202130, 225910, 249690, 278103, 281010, 282982, 303195, 316274, 327845, 338865, 384047, 393414, 397290, 424473, 463505, 474411, 556206, 606390, 655690, 677730, 707455, 768094, 790685, 848946, 927010, 948822, 983535, 1152141, 1390515, 1414910, 1581370, 1920235, 1967070, 2122365, 2304282, 2372055, 2688329, 2781030, 3840470, 4244730, 4744110, 5376658, 5760705, 8064987, 11521410, 13441645, 16129974, 26883290, 40324935, 80649870]

約数ペア:

[(1, 80649870), (2, 40324935), (3, 26883290), (5, 16129974), (6, 13441645), (7, 11521410), (10, 8064987), (14, 5760705), (15, 5376658), (17, 4744110), (19, 4244730), (21, 3840470), (29, 2781030), (30, 2688329), (34, 2372055), (35, 2304282), (38, 2122365), (41, 1967070), (42, 1920235), (51, 1581370), (57, 1414910), (58, 1390515), (70, 1152141), (82, 983535), (85, 948822), (87, 927010), (95, 848946), (102, 790685), (105, 768094), (114, 707455), (119, 677730), (123, 655690), (133, 606390), (145, 556206), (170, 474411), (174, 463505), (190, 424473), (203, 397290), (205, 393414), (210, 384047), (238, 338865), (246, 327845), (255, 316274), (266, 303195), (285, 282982), (287, 281010), (290, 278103), (323, 249690), (357, 225910), (399, 202130), (406, 198645), (410, 196707), (435, 185402), (493, 163590), (510, 158137), (551, 146370), (570, 141491), (574, 140505), (595, 135546), (609, 132430), (615, 131138), (646, 124845), (665, 121278), (697, 115710), (714, 112955), (779, 103530), (798, 101065), (861, 93670), (870, 92701), (969, 83230), (986, 81795), (1015, 79458), (1102, 73185), (1189, 67830), (1190, 67773), (1218, 66215), (1230, 65569), (1330, 60639), (1394, 57855), (1435, 56202), (1479, 54530), (1558, 51765), (1615, 49938), (1653, 48790), (1722, 46835), (1785, 45182), (1938, 41615), (1995, 40426), (2030, 39729), (2091, 38570), (2261, 35670), (2337, 34510), (2378, 33915), (2465, 32718), (2755, 29274), (2870, 28101), (2958, 27265), (3045, 26486), (3230, 24969), (3306, 24395), (3451, 23370), (3485, 23142), (3567, 22610), (3570, 22591), (3857, 20910), (3895, 20706), (3990, 20213), (4182, 19285), (4305, 18734), (4522, 17835), (4674, 17255), (4845, 16646), (4879, 16530), (4930, 16359), (5453, 14790), (5510, 14637), (5945, 13566), (6090, 13243), (6783, 11890), (6902, 11685), (6970, 11571), (7134, 11305), (7395, 10906), (7714, 10455), (7790, 10353), (8265, 9758), (8323, 9690), (8610, 9367)]