171123120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1832

約数の個数: 240

約数和(自身を含む): 691741440

約数和(自身を除く): 520618320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1787, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3574, 3990, 4560, 4788, 5040, 5320, 5361, 5985, 6384, 6840, 7148, 7980, 8935, 9576, 10640, 10722, 11970, 12509, 13680, 14296, 15960, 16083, 17870, 19152, 21444, 23940, 25018, 26805, 28592, 31920, 32166, 33953, 35740, 37527, 42888, 47880, 50036, 53610, 62545, 64332, 67906, 71480, 75054, 80415, 85776, 95760, 100072, 101859, 107220, 112581, 125090, 128664, 135812, 142960, 150108, 160830, 169765, 187635, 200144, 203718, 214440, 225162, 237671, 250180, 257328, 271624, 300216, 305577, 321660, 339530, 375270, 407436, 428880, 450324, 475342, 500360, 509295, 543248, 562905, 600432, 611154, 643320, 679060, 713013, 750540, 814872, 900648, 950684, 1000720, 1018590, 1125810, 1188355, 1222308, 1286640, 1358120, 1426026, 1501080, 1527885, 1629744, 1801296, 1901368, 2037180, 2139039, 2251620, 2376710, 2444616, 2716240, 2852052, 3002160, 3055770, 3565065, 3802736, 4074360, 4278078, 4503240, 4753420, 4889232, 5704104, 6111540, 7130130, 8148720, 8556156, 9006480, 9506840, 10695195, 11408208, 12223080, 14260260, 17112312, 19013680, 21390390, 24446160, 28520520, 34224624, 42780780, 57041040, 85561560, 171123120]

約数ペア:

[(1, 171123120), (2, 85561560), (3, 57041040), (4, 42780780), (5, 34224624), (6, 28520520), (7, 24446160), (8, 21390390), (9, 19013680), (10, 17112312), (12, 14260260), (14, 12223080), (15, 11408208), (16, 10695195), (18, 9506840), (19, 9006480), (20, 8556156), (21, 8148720), (24, 7130130), (28, 6111540), (30, 5704104), (35, 4889232), (36, 4753420), (38, 4503240), (40, 4278078), (42, 4074360), (45, 3802736), (48, 3565065), (56, 3055770), (57, 3002160), (60, 2852052), (63, 2716240), (70, 2444616), (72, 2376710), (76, 2251620), (80, 2139039), (84, 2037180), (90, 1901368), (95, 1801296), (105, 1629744), (112, 1527885), (114, 1501080), (120, 1426026), (126, 1358120), (133, 1286640), (140, 1222308), (144, 1188355), (152, 1125810), (168, 1018590), (171, 1000720), (180, 950684), (190, 900648), (210, 814872), (228, 750540), (240, 713013), (252, 679060), (266, 643320), (280, 611154), (285, 600432), (304, 562905), (315, 543248), (336, 509295), (342, 500360), (360, 475342), (380, 450324), (399, 428880), (420, 407436), (456, 375270), (504, 339530), (532, 321660), (560, 305577), (570, 300216), (630, 271624), (665, 257328), (684, 250180), (720, 237671), (760, 225162), (798, 214440), (840, 203718), (855, 200144), (912, 187635), (1008, 169765), (1064, 160830), (1140, 150108), (1197, 142960), (1260, 135812), (1330, 128664), (1368, 125090), (1520, 112581), (1596, 107220), (1680, 101859), (1710, 100072), (1787, 95760), (1995, 85776), (2128, 80415), (2280, 75054), (2394, 71480), (2520, 67906), (2660, 64332), (2736, 62545), (3192, 53610), (3420, 50036), (3574, 47880), (3990, 42888), (4560, 37527), (4788, 35740), (5040, 33953), (5320, 32166), (5361, 31920), (5985, 28592), (6384, 26805), (6840, 25018), (7148, 23940), (7980, 21444), (8935, 19152), (9576, 17870), (10640, 16083), (10722, 15960), (11970, 14296), (12509, 13680)]