80443440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1$

素因数の和:1488

約数の個数: 240

約数和(自身を含む): 337049856

約数和(自身を除く): 256606416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1451, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 2902, 3080, 3465, 3696, 3960, 4353, 4620, 5040, 5544, 5804, 6160, 6930, 7255, 7920, 8706, 9240, 10157, 11088, 11608, 13059, 13860, 14510, 15961, 17412, 18480, 20314, 21765, 23216, 26118, 27720, 29020, 30471, 31922, 34824, 40628, 43530, 47883, 50785, 52236, 55440, 58040, 60942, 63844, 65295, 69648, 79805, 81256, 87060, 91413, 95766, 101570, 104472, 111727, 116080, 121884, 127688, 130590, 143649, 152355, 159610, 162512, 174120, 182826, 191532, 203140, 208944, 223454, 239415, 243768, 255376, 261180, 287298, 304710, 319220, 335181, 348240, 365652, 383064, 406280, 446908, 457065, 478830, 487536, 522360, 558635, 574596, 609420, 638440, 670362, 718245, 731304, 766128, 812560, 893816, 914130, 957660, 1005543, 1044720, 1117270, 1149192, 1218840, 1276880, 1340724, 1436490, 1462608, 1675905, 1787632, 1828260, 1915320, 2011086, 2234540, 2298384, 2437680, 2681448, 2872980, 3351810, 3656520, 3830640, 4022172, 4469080, 5027715, 5362896, 5745960, 6703620, 7313040, 8044344, 8938160, 10055430, 11491920, 13407240, 16088688, 20110860, 26814480, 40221720, 80443440]

約数ペア:

[(1, 80443440), (2, 40221720), (3, 26814480), (4, 20110860), (5, 16088688), (6, 13407240), (7, 11491920), (8, 10055430), (9, 8938160), (10, 8044344), (11, 7313040), (12, 6703620), (14, 5745960), (15, 5362896), (16, 5027715), (18, 4469080), (20, 4022172), (21, 3830640), (22, 3656520), (24, 3351810), (28, 2872980), (30, 2681448), (33, 2437680), (35, 2298384), (36, 2234540), (40, 2011086), (42, 1915320), (44, 1828260), (45, 1787632), (48, 1675905), (55, 1462608), (56, 1436490), (60, 1340724), (63, 1276880), (66, 1218840), (70, 1149192), (72, 1117270), (77, 1044720), (80, 1005543), (84, 957660), (88, 914130), (90, 893816), (99, 812560), (105, 766128), (110, 731304), (112, 718245), (120, 670362), (126, 638440), (132, 609420), (140, 574596), (144, 558635), (154, 522360), (165, 487536), (168, 478830), (176, 457065), (180, 446908), (198, 406280), (210, 383064), (220, 365652), (231, 348240), (240, 335181), (252, 319220), (264, 304710), (280, 287298), (308, 261180), (315, 255376), (330, 243768), (336, 239415), (360, 223454), (385, 208944), (396, 203140), (420, 191532), (440, 182826), (462, 174120), (495, 162512), (504, 159610), (528, 152355), (560, 143649), (616, 130590), (630, 127688), (660, 121884), (693, 116080), (720, 111727), (770, 104472), (792, 101570), (840, 95766), (880, 91413), (924, 87060), (990, 81256), (1008, 79805), (1155, 69648), (1232, 65295), (1260, 63844), (1320, 60942), (1386, 58040), (1451, 55440), (1540, 52236), (1584, 50785), (1680, 47883), (1848, 43530), (1980, 40628), (2310, 34824), (2520, 31922), (2640, 30471), (2772, 29020), (2902, 27720), (3080, 26118), (3465, 23216), (3696, 21765), (3960, 20314), (4353, 18480), (4620, 17412), (5040, 15961), (5544, 14510), (5804, 13860), (6160, 13059), (6930, 11608), (7255, 11088), (7920, 10157), (8706, 9240)]