285661440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 216

約数和(自身を含む): 1001073528

約数和(自身を除く): 715412088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 137, 144, 160, 180, 181, 192, 240, 256, 274, 288, 320, 360, 362, 384, 411, 480, 543, 548, 576, 640, 685, 720, 724, 768, 822, 905, 960, 1086, 1096, 1152, 1233, 1280, 1370, 1440, 1448, 1629, 1644, 1810, 1920, 2055, 2172, 2192, 2304, 2466, 2715, 2740, 2880, 2896, 3258, 3288, 3620, 3840, 4110, 4344, 4384, 4932, 5430, 5480, 5760, 5792, 6165, 6516, 6576, 7240, 8145, 8220, 8688, 8768, 9864, 10860, 10960, 11520, 11584, 12330, 13032, 13152, 14480, 16290, 16440, 17376, 17536, 19728, 21720, 21920, 23168, 24660, 24797, 26064, 26304, 28960, 32580, 32880, 34752, 35072, 39456, 43440, 43840, 46336, 49320, 49594, 52128, 52608, 57920, 65160, 65760, 69504, 74391, 78912, 86880, 87680, 98640, 99188, 104256, 105216, 115840, 123985, 130320, 131520, 139008, 148782, 157824, 173760, 175360, 197280, 198376, 208512, 223173, 231680, 247970, 260640, 263040, 297564, 315648, 347520, 371955, 394560, 396752, 417024, 446346, 495940, 521280, 526080, 595128, 695040, 743910, 789120, 793504, 892692, 991880, 1042560, 1115865, 1190256, 1487820, 1578240, 1587008, 1785384, 1983760, 2085120, 2231730, 2380512, 2975640, 3174016, 3570768, 3967520, 4463460, 4761024, 5951280, 6348032, 7141536, 7935040, 8926920, 9522048, 11902560, 14283072, 15870080, 17853840, 19044096, 23805120, 28566144, 31740160, 35707680, 47610240, 57132288, 71415360, 95220480, 142830720, 285661440]

約数ペア:

[(1, 285661440), (2, 142830720), (3, 95220480), (4, 71415360), (5, 57132288), (6, 47610240), (8, 35707680), (9, 31740160), (10, 28566144), (12, 23805120), (15, 19044096), (16, 17853840), (18, 15870080), (20, 14283072), (24, 11902560), (30, 9522048), (32, 8926920), (36, 7935040), (40, 7141536), (45, 6348032), (48, 5951280), (60, 4761024), (64, 4463460), (72, 3967520), (80, 3570768), (90, 3174016), (96, 2975640), (120, 2380512), (128, 2231730), (137, 2085120), (144, 1983760), (160, 1785384), (180, 1587008), (181, 1578240), (192, 1487820), (240, 1190256), (256, 1115865), (274, 1042560), (288, 991880), (320, 892692), (360, 793504), (362, 789120), (384, 743910), (411, 695040), (480, 595128), (543, 526080), (548, 521280), (576, 495940), (640, 446346), (685, 417024), (720, 396752), (724, 394560), (768, 371955), (822, 347520), (905, 315648), (960, 297564), (1086, 263040), (1096, 260640), (1152, 247970), (1233, 231680), (1280, 223173), (1370, 208512), (1440, 198376), (1448, 197280), (1629, 175360), (1644, 173760), (1810, 157824), (1920, 148782), (2055, 139008), (2172, 131520), (2192, 130320), (2304, 123985), (2466, 115840), (2715, 105216), (2740, 104256), (2880, 99188), (2896, 98640), (3258, 87680), (3288, 86880), (3620, 78912), (3840, 74391), (4110, 69504), (4344, 65760), (4384, 65160), (4932, 57920), (5430, 52608), (5480, 52128), (5760, 49594), (5792, 49320), (6165, 46336), (6516, 43840), (6576, 43440), (7240, 39456), (8145, 35072), (8220, 34752), (8688, 32880), (8768, 32580), (9864, 28960), (10860, 26304), (10960, 26064), (11520, 24797), (11584, 24660), (12330, 23168), (13032, 21920), (13152, 21720), (14480, 19728), (16290, 17536), (16440, 17376)]