80554320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1453}}^1$

素因数の和:1490

約数の個数: 240

約数和(自身を含む): 337514112

約数和(自身を除く): 256959792

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, 1453, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 2906, 3080, 3465, 3696, 3960, 4359, 4620, 5040, 5544, 5812, 6160, 6930, 7265, 7920, 8718, 9240, 10171, 11088, 11624, 13077, 13860, 14530, 15983, 17436, 18480, 20342, 21795, 23248, 26154, 27720, 29060, 30513, 31966, 34872, 40684, 43590, 47949, 50855, 52308, 55440, 58120, 61026, 63932, 65385, 69744, 79915, 81368, 87180, 91539, 95898, 101710, 104616, 111881, 116240, 122052, 127864, 130770, 143847, 152565, 159830, 162736, 174360, 183078, 191796, 203420, 209232, 223762, 239745, 244104, 255728, 261540, 287694, 305130, 319660, 335643, 348720, 366156, 383592, 406840, 447524, 457695, 479490, 488208, 523080, 559405, 575388, 610260, 639320, 671286, 719235, 732312, 767184, 813680, 895048, 915390, 958980, 1006929, 1046160, 1118810, 1150776, 1220520, 1278640, 1342572, 1438470, 1464624, 1678215, 1790096, 1830780, 1917960, 2013858, 2237620, 2301552, 2441040, 2685144, 2876940, 3356430, 3661560, 3835920, 4027716, 4475240, 5034645, 5370288, 5753880, 6712860, 7323120, 8055432, 8950480, 10069290, 11507760, 13425720, 16110864, 20138580, 26851440, 40277160, 80554320]

約数ペア:

[(1, 80554320), (2, 40277160), (3, 26851440), (4, 20138580), (5, 16110864), (6, 13425720), (7, 11507760), (8, 10069290), (9, 8950480), (10, 8055432), (11, 7323120), (12, 6712860), (14, 5753880), (15, 5370288), (16, 5034645), (18, 4475240), (20, 4027716), (21, 3835920), (22, 3661560), (24, 3356430), (28, 2876940), (30, 2685144), (33, 2441040), (35, 2301552), (36, 2237620), (40, 2013858), (42, 1917960), (44, 1830780), (45, 1790096), (48, 1678215), (55, 1464624), (56, 1438470), (60, 1342572), (63, 1278640), (66, 1220520), (70, 1150776), (72, 1118810), (77, 1046160), (80, 1006929), (84, 958980), (88, 915390), (90, 895048), (99, 813680), (105, 767184), (110, 732312), (112, 719235), (120, 671286), (126, 639320), (132, 610260), (140, 575388), (144, 559405), (154, 523080), (165, 488208), (168, 479490), (176, 457695), (180, 447524), (198, 406840), (210, 383592), (220, 366156), (231, 348720), (240, 335643), (252, 319660), (264, 305130), (280, 287694), (308, 261540), (315, 255728), (330, 244104), (336, 239745), (360, 223762), (385, 209232), (396, 203420), (420, 191796), (440, 183078), (462, 174360), (495, 162736), (504, 159830), (528, 152565), (560, 143847), (616, 130770), (630, 127864), (660, 122052), (693, 116240), (720, 111881), (770, 104616), (792, 101710), (840, 95898), (880, 91539), (924, 87180), (990, 81368), (1008, 79915), (1155, 69744), (1232, 65385), (1260, 63932), (1320, 61026), (1386, 58120), (1453, 55440), (1540, 52308), (1584, 50855), (1680, 47949), (1848, 43590), (1980, 40684), (2310, 34872), (2520, 31966), (2640, 30513), (2772, 29060), (2906, 27720), (3080, 26154), (3465, 23248), (3696, 21795), (3960, 20342), (4359, 18480), (4620, 17436), (5040, 15983), (5544, 14530), (5812, 13860), (6160, 13077), (6930, 11624), (7265, 11088), (7920, 10171), (8718, 9240)]