20845309968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41947}}^1$

素因数の和:42014

約数の個数: 240

約数和(自身を含む): 73029790080

約数和(自身を除く): 52184480112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 29, 34, 36, 42, 48, 51, 56, 58, 63, 68, 72, 84, 87, 102, 112, 116, 119, 126, 136, 144, 153, 168, 174, 203, 204, 232, 238, 252, 261, 272, 306, 336, 348, 357, 406, 408, 464, 476, 493, 504, 522, 609, 612, 696, 714, 812, 816, 952, 986, 1008, 1044, 1071, 1218, 1224, 1392, 1428, 1479, 1624, 1827, 1904, 1972, 2088, 2142, 2436, 2448, 2856, 2958, 3248, 3451, 3654, 3944, 4176, 4284, 4437, 4872, 5712, 5916, 6902, 7308, 7888, 8568, 8874, 9744, 10353, 11832, 13804, 14616, 17136, 17748, 20706, 23664, 27608, 29232, 31059, 35496, 41412, 41947, 55216, 62118, 70992, 82824, 83894, 124236, 125841, 165648, 167788, 248472, 251682, 293629, 335576, 377523, 496944, 503364, 587258, 671152, 713099, 755046, 880887, 1006728, 1174516, 1216463, 1426198, 1510092, 1761774, 2013456, 2139297, 2349032, 2432926, 2642661, 2852396, 3020184, 3523548, 3649389, 4278594, 4698064, 4865852, 4991693, 5285322, 5704792, 6040368, 6417891, 7047096, 7298778, 8515241, 8557188, 9731704, 9983386, 10570644, 10948167, 11409584, 12835782, 14094192, 14597556, 14975079, 17030482, 17114376, 19463408, 19966772, 20679871, 21141288, 21896334, 25545723, 25671564, 29195112, 29950158, 34060964, 34228752, 39933544, 41359742, 42282576, 43792668, 44925237, 51091446, 51343128, 58390224, 59900316, 62039613, 68121928, 76637169, 79867088, 82719484, 87585336, 89850474, 102182892, 102686256, 119800632, 124079226, 136243856, 144759097, 153274338, 165438968, 175170672, 179700948, 186118839, 204365784, 239601264, 248158452, 289518194, 306548676, 330877936, 359401896, 372237678, 408731568, 434277291, 496316904, 579036388, 613097352, 718803792, 744475356, 868554582, 992633808, 1158072776, 1226194704, 1302831873, 1488950712, 1737109164, 2316145552, 2605663746, 2977901424, 3474218328, 5211327492, 6948436656, 10422654984, 20845309968]

約数ペア:

[(1, 20845309968), (2, 10422654984), (3, 6948436656), (4, 5211327492), (6, 3474218328), (7, 2977901424), (8, 2605663746), (9, 2316145552), (12, 1737109164), (14, 1488950712), (16, 1302831873), (17, 1226194704), (18, 1158072776), (21, 992633808), (24, 868554582), (28, 744475356), (29, 718803792), (34, 613097352), (36, 579036388), (42, 496316904), (48, 434277291), (51, 408731568), (56, 372237678), (58, 359401896), (63, 330877936), (68, 306548676), (72, 289518194), (84, 248158452), (87, 239601264), (102, 204365784), (112, 186118839), (116, 179700948), (119, 175170672), (126, 165438968), (136, 153274338), (144, 144759097), (153, 136243856), (168, 124079226), (174, 119800632), (203, 102686256), (204, 102182892), (232, 89850474), (238, 87585336), (252, 82719484), (261, 79867088), (272, 76637169), (306, 68121928), (336, 62039613), (348, 59900316), (357, 58390224), (406, 51343128), (408, 51091446), (464, 44925237), (476, 43792668), (493, 42282576), (504, 41359742), (522, 39933544), (609, 34228752), (612, 34060964), (696, 29950158), (714, 29195112), (812, 25671564), (816, 25545723), (952, 21896334), (986, 21141288), (1008, 20679871), (1044, 19966772), (1071, 19463408), (1218, 17114376), (1224, 17030482), (1392, 14975079), (1428, 14597556), (1479, 14094192), (1624, 12835782), (1827, 11409584), (1904, 10948167), (1972, 10570644), (2088, 9983386), (2142, 9731704), (2436, 8557188), (2448, 8515241), (2856, 7298778), (2958, 7047096), (3248, 6417891), (3451, 6040368), (3654, 5704792), (3944, 5285322), (4176, 4991693), (4284, 4865852), (4437, 4698064), (4872, 4278594), (5712, 3649389), (5916, 3523548), (6902, 3020184), (7308, 2852396), (7888, 2642661), (8568, 2432926), (8874, 2349032), (9744, 2139297), (10353, 2013456), (11832, 1761774), (13804, 1510092), (14616, 1426198), (17136, 1216463), (17748, 1174516), (20706, 1006728), (23664, 880887), (27608, 755046), (29232, 713099), (31059, 671152), (35496, 587258), (41412, 503364), (41947, 496944), (55216, 377523), (62118, 335576), (70992, 293629), (82824, 251682), (83894, 248472), (124236, 167788), (125841, 165648)]