171451440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 617460480

約数和(自身を除く): 446009040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 83, 90, 95, 114, 120, 144, 151, 152, 166, 171, 180, 190, 228, 240, 249, 285, 302, 304, 332, 342, 360, 380, 415, 453, 456, 498, 570, 604, 664, 684, 720, 747, 755, 760, 830, 855, 906, 912, 996, 1140, 1208, 1245, 1328, 1359, 1368, 1494, 1510, 1520, 1577, 1660, 1710, 1812, 1992, 2265, 2280, 2416, 2490, 2718, 2736, 2869, 2988, 3020, 3154, 3320, 3420, 3624, 3735, 3984, 4530, 4560, 4731, 4980, 5436, 5738, 5976, 6040, 6308, 6640, 6795, 6840, 7248, 7470, 7885, 8607, 9060, 9462, 9960, 10872, 11476, 11952, 12080, 12533, 12616, 13590, 13680, 14193, 14345, 14940, 15770, 17214, 18120, 18924, 19920, 21744, 22952, 23655, 25066, 25232, 25821, 27180, 28386, 28690, 29880, 31540, 34428, 36240, 37599, 37848, 43035, 45904, 47310, 50132, 51642, 54360, 56772, 57380, 59760, 62665, 63080, 68856, 70965, 75198, 75696, 86070, 94620, 100264, 103284, 108720, 112797, 113544, 114760, 125330, 126160, 129105, 137712, 141930, 150396, 172140, 187995, 189240, 200528, 206568, 225594, 227088, 229520, 238127, 250660, 258210, 283860, 300792, 344280, 375990, 378480, 413136, 451188, 476254, 501320, 516420, 563985, 567720, 601584, 688560, 714381, 751980, 902376, 952508, 1002640, 1032840, 1127970, 1135440, 1190635, 1428762, 1503960, 1804752, 1905016, 2065680, 2143143, 2255940, 2381270, 2857524, 3007920, 3571905, 3810032, 4286286, 4511880, 4762540, 5715048, 7143810, 8572572, 9023760, 9525080, 10715715, 11430096, 14287620, 17145144, 19050160, 21431430, 28575240, 34290288, 42862860, 57150480, 85725720, 171451440]

約数ペア:

[(1, 171451440), (2, 85725720), (3, 57150480), (4, 42862860), (5, 34290288), (6, 28575240), (8, 21431430), (9, 19050160), (10, 17145144), (12, 14287620), (15, 11430096), (16, 10715715), (18, 9525080), (19, 9023760), (20, 8572572), (24, 7143810), (30, 5715048), (36, 4762540), (38, 4511880), (40, 4286286), (45, 3810032), (48, 3571905), (57, 3007920), (60, 2857524), (72, 2381270), (76, 2255940), (80, 2143143), (83, 2065680), (90, 1905016), (95, 1804752), (114, 1503960), (120, 1428762), (144, 1190635), (151, 1135440), (152, 1127970), (166, 1032840), (171, 1002640), (180, 952508), (190, 902376), (228, 751980), (240, 714381), (249, 688560), (285, 601584), (302, 567720), (304, 563985), (332, 516420), (342, 501320), (360, 476254), (380, 451188), (415, 413136), (453, 378480), (456, 375990), (498, 344280), (570, 300792), (604, 283860), (664, 258210), (684, 250660), (720, 238127), (747, 229520), (755, 227088), (760, 225594), (830, 206568), (855, 200528), (906, 189240), (912, 187995), (996, 172140), (1140, 150396), (1208, 141930), (1245, 137712), (1328, 129105), (1359, 126160), (1368, 125330), (1494, 114760), (1510, 113544), (1520, 112797), (1577, 108720), (1660, 103284), (1710, 100264), (1812, 94620), (1992, 86070), (2265, 75696), (2280, 75198), (2416, 70965), (2490, 68856), (2718, 63080), (2736, 62665), (2869, 59760), (2988, 57380), (3020, 56772), (3154, 54360), (3320, 51642), (3420, 50132), (3624, 47310), (3735, 45904), (3984, 43035), (4530, 37848), (4560, 37599), (4731, 36240), (4980, 34428), (5436, 31540), (5738, 29880), (5976, 28690), (6040, 28386), (6308, 27180), (6640, 25821), (6795, 25232), (6840, 25066), (7248, 23655), (7470, 22952), (7885, 21744), (8607, 19920), (9060, 18924), (9462, 18120), (9960, 17214), (10872, 15770), (11476, 14940), (11952, 14345), (12080, 14193), (12533, 13680), (12616, 13590)]