80118720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:321

約数の個数: 280

約数和(自身を含む): 312011568

約数和(自身を除く): 231892848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 264, 270, 281, 288, 297, 320, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 562, 576, 594, 648, 660, 704, 720, 792, 810, 843, 864, 880, 891, 960, 990, 1056, 1080, 1124, 1188, 1296, 1320, 1405, 1440, 1485, 1584, 1620, 1686, 1728, 1760, 1782, 1980, 2112, 2160, 2248, 2376, 2529, 2592, 2640, 2810, 2880, 2970, 3091, 3168, 3240, 3372, 3520, 3564, 3960, 4215, 4320, 4455, 4496, 4752, 5058, 5184, 5280, 5620, 5940, 6182, 6336, 6480, 6744, 7128, 7587, 7920, 8430, 8640, 8910, 8992, 9273, 9504, 10116, 10560, 11240, 11880, 12364, 12645, 12960, 13488, 14256, 15174, 15455, 15840, 16860, 17820, 17984, 18546, 19008, 20232, 22480, 22761, 23760, 24728, 25290, 25920, 26976, 27819, 28512, 30348, 30910, 31680, 33720, 35640, 37092, 37935, 40464, 44960, 45522, 46365, 47520, 49456, 50580, 53952, 55638, 57024, 60696, 61820, 67440, 71280, 74184, 75870, 80928, 83457, 89920, 91044, 92730, 95040, 98912, 101160, 111276, 113805, 121392, 123640, 134880, 139095, 142560, 148368, 151740, 161856, 166914, 182088, 185460, 197824, 202320, 222552, 227610, 242784, 247280, 250371, 269760, 278190, 285120, 296736, 303480, 333828, 364176, 370920, 404640, 417285, 445104, 455220, 485568, 494560, 500742, 556380, 593472, 606960, 667656, 728352, 741840, 809280, 834570, 890208, 910440, 989120, 1001484, 1112760, 1213920, 1251855, 1335312, 1456704, 1483680, 1669140, 1780416, 1820880, 2002968, 2225520, 2427840, 2503710, 2670624, 2967360, 3338280, 3641760, 4005936, 4451040, 5007420, 5341248, 6676560, 7283520, 8011872, 8902080, 10014840, 13353120, 16023744, 20029680, 26706240, 40059360, 80118720]

約数ペア:

[(1, 80118720), (2, 40059360), (3, 26706240), (4, 20029680), (5, 16023744), (6, 13353120), (8, 10014840), (9, 8902080), (10, 8011872), (11, 7283520), (12, 6676560), (15, 5341248), (16, 5007420), (18, 4451040), (20, 4005936), (22, 3641760), (24, 3338280), (27, 2967360), (30, 2670624), (32, 2503710), (33, 2427840), (36, 2225520), (40, 2002968), (44, 1820880), (45, 1780416), (48, 1669140), (54, 1483680), (55, 1456704), (60, 1335312), (64, 1251855), (66, 1213920), (72, 1112760), (80, 1001484), (81, 989120), (88, 910440), (90, 890208), (96, 834570), (99, 809280), (108, 741840), (110, 728352), (120, 667656), (132, 606960), (135, 593472), (144, 556380), (160, 500742), (162, 494560), (165, 485568), (176, 455220), (180, 445104), (192, 417285), (198, 404640), (216, 370920), (220, 364176), (240, 333828), (264, 303480), (270, 296736), (281, 285120), (288, 278190), (297, 269760), (320, 250371), (324, 247280), (330, 242784), (352, 227610), (360, 222552), (396, 202320), (405, 197824), (432, 185460), (440, 182088), (480, 166914), (495, 161856), (528, 151740), (540, 148368), (562, 142560), (576, 139095), (594, 134880), (648, 123640), (660, 121392), (704, 113805), (720, 111276), (792, 101160), (810, 98912), (843, 95040), (864, 92730), (880, 91044), (891, 89920), (960, 83457), (990, 80928), (1056, 75870), (1080, 74184), (1124, 71280), (1188, 67440), (1296, 61820), (1320, 60696), (1405, 57024), (1440, 55638), (1485, 53952), (1584, 50580), (1620, 49456), (1686, 47520), (1728, 46365), (1760, 45522), (1782, 44960), (1980, 40464), (2112, 37935), (2160, 37092), (2248, 35640), (2376, 33720), (2529, 31680), (2592, 30910), (2640, 30348), (2810, 28512), (2880, 27819), (2970, 26976), (3091, 25920), (3168, 25290), (3240, 24728), (3372, 23760), (3520, 22761), (3564, 22480), (3960, 20232), (4215, 19008), (4320, 18546), (4455, 17984), (4496, 17820), (4752, 16860), (5058, 15840), (5184, 15455), (5280, 15174), (5620, 14256), (5940, 13488), (6182, 12960), (6336, 12645), (6480, 12364), (6744, 11880), (7128, 11240), (7587, 10560), (7920, 10116), (8430, 9504), (8640, 9273), (8910, 8992)]