287281810280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{12967}}^1$

素因数の和:13347

約数の個数: 128

約数和(自身を含む): 680664384000

約数和(自身を除く): 393382573720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 269, 284, 290, 355, 538, 568, 580, 710, 1076, 1160, 1345, 1420, 2059, 2152, 2690, 2840, 4118, 5380, 7801, 8236, 10295, 10760, 12967, 15602, 16472, 19099, 20590, 25934, 31204, 38198, 39005, 41180, 51868, 62408, 64835, 76396, 78010, 82360, 95495, 103736, 129670, 152792, 156020, 190990, 259340, 312040, 376043, 381980, 518680, 553871, 752086, 763960, 920657, 1107742, 1504172, 1841314, 1880215, 2215484, 2769355, 3008344, 3488123, 3682628, 3760430, 4430968, 4603285, 5538710, 6976246, 7365256, 7520860, 9206570, 11077420, 13952492, 15041720, 17440615, 18413140, 22154840, 26699053, 27904984, 34881230, 36826280, 53398106, 69762460, 101155567, 106796212, 133495265, 139524920, 202311134, 213592424, 247656733, 266990530, 404622268, 495313466, 505777835, 533981060, 809244536, 990626932, 1011555670, 1067962120, 1238283665, 1981253864, 2023111340, 2476567330, 4046222680, 4953134660, 7182045257, 9906269320, 14364090514, 28728181028, 35910226285, 57456362056, 71820452570, 143640905140, 287281810280]

約数ペア:

[(1, 287281810280), (2, 143640905140), (4, 71820452570), (5, 57456362056), (8, 35910226285), (10, 28728181028), (20, 14364090514), (29, 9906269320), (40, 7182045257), (58, 4953134660), (71, 4046222680), (116, 2476567330), (142, 2023111340), (145, 1981253864), (232, 1238283665), (269, 1067962120), (284, 1011555670), (290, 990626932), (355, 809244536), (538, 533981060), (568, 505777835), (580, 495313466), (710, 404622268), (1076, 266990530), (1160, 247656733), (1345, 213592424), (1420, 202311134), (2059, 139524920), (2152, 133495265), (2690, 106796212), (2840, 101155567), (4118, 69762460), (5380, 53398106), (7801, 36826280), (8236, 34881230), (10295, 27904984), (10760, 26699053), (12967, 22154840), (15602, 18413140), (16472, 17440615), (19099, 15041720), (20590, 13952492), (25934, 11077420), (31204, 9206570), (38198, 7520860), (39005, 7365256), (41180, 6976246), (51868, 5538710), (62408, 4603285), (64835, 4430968), (76396, 3760430), (78010, 3682628), (82360, 3488123), (95495, 3008344), (103736, 2769355), (129670, 2215484), (152792, 1880215), (156020, 1841314), (190990, 1504172), (259340, 1107742), (312040, 920657), (376043, 763960), (381980, 752086), (518680, 553871)]