204865920

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{5081}}^1$

素因数の和:5113

約数の個数: 192

約数和(自身を含む): 808647840

約数和(自身を除く): 603781920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5081, 5760, 6720, 8064, 10080, 10162, 13440, 15243, 20160, 20324, 25405, 30486, 35567, 40320, 40648, 45729, 50810, 60972, 71134, 76215, 81296, 91458, 101620, 106701, 121944, 142268, 152430, 162592, 177835, 182916, 203240, 213402, 228645, 243888, 284536, 304860, 320103, 325184, 355670, 365832, 406480, 426804, 457290, 487776, 533505, 569072, 609720, 640206, 650368, 711340, 731664, 812960, 853608, 914580, 975552, 1067010, 1138144, 1219440, 1280412, 1422680, 1463328, 1600515, 1625920, 1707216, 1829160, 1951104, 2134020, 2276288, 2438880, 2560824, 2845360, 2926656, 3201030, 3251840, 3414432, 3658320, 4268040, 4552576, 4877760, 5121648, 5690720, 5853312, 6402060, 6828864, 7316640, 8536080, 9755520, 10243296, 11381440, 12804120, 13657728, 14633280, 17072160, 20486592, 22762880, 25608240, 29266560, 34144320, 40973184, 51216480, 68288640, 102432960, 204865920]

約数ペア:

[(1, 204865920), (2, 102432960), (3, 68288640), (4, 51216480), (5, 40973184), (6, 34144320), (7, 29266560), (8, 25608240), (9, 22762880), (10, 20486592), (12, 17072160), (14, 14633280), (15, 13657728), (16, 12804120), (18, 11381440), (20, 10243296), (21, 9755520), (24, 8536080), (28, 7316640), (30, 6828864), (32, 6402060), (35, 5853312), (36, 5690720), (40, 5121648), (42, 4877760), (45, 4552576), (48, 4268040), (56, 3658320), (60, 3414432), (63, 3251840), (64, 3201030), (70, 2926656), (72, 2845360), (80, 2560824), (84, 2438880), (90, 2276288), (96, 2134020), (105, 1951104), (112, 1829160), (120, 1707216), (126, 1625920), (128, 1600515), (140, 1463328), (144, 1422680), (160, 1280412), (168, 1219440), (180, 1138144), (192, 1067010), (210, 975552), (224, 914580), (240, 853608), (252, 812960), (280, 731664), (288, 711340), (315, 650368), (320, 640206), (336, 609720), (360, 569072), (384, 533505), (420, 487776), (448, 457290), (480, 426804), (504, 406480), (560, 365832), (576, 355670), (630, 325184), (640, 320103), (672, 304860), (720, 284536), (840, 243888), (896, 228645), (960, 213402), (1008, 203240), (1120, 182916), (1152, 177835), (1260, 162592), (1344, 152430), (1440, 142268), (1680, 121944), (1920, 106701), (2016, 101620), (2240, 91458), (2520, 81296), (2688, 76215), (2880, 71134), (3360, 60972), (4032, 50810), (4480, 45729), (5040, 40648), (5081, 40320), (5760, 35567), (6720, 30486), (8064, 25405), (10080, 20324), (10162, 20160), (13440, 15243)]