145895680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 420900480

約数和(自身を除く): 275004800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 857, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1714, 1792, 2128, 2240, 2432, 2660, 3040, 3428, 4256, 4285, 4480, 4864, 5320, 5999, 6080, 6856, 8512, 8570, 8960, 10640, 11998, 12160, 13712, 16283, 17024, 17140, 21280, 23996, 24320, 27424, 29995, 32566, 34048, 34280, 42560, 47992, 54848, 59990, 65132, 68560, 81415, 85120, 95984, 109696, 113981, 119980, 130264, 137120, 162830, 170240, 191968, 219392, 227962, 239960, 260528, 274240, 325660, 383936, 455924, 479920, 521056, 548480, 569905, 651320, 767872, 911848, 959840, 1042112, 1096960, 1139810, 1302640, 1535744, 1823696, 1919680, 2084224, 2279620, 2605280, 3647392, 3839360, 4168448, 4559240, 5210560, 7294784, 7678720, 9118480, 10421120, 14589568, 18236960, 20842240, 29179136, 36473920, 72947840, 145895680]

約数ペア:

[(1, 145895680), (2, 72947840), (4, 36473920), (5, 29179136), (7, 20842240), (8, 18236960), (10, 14589568), (14, 10421120), (16, 9118480), (19, 7678720), (20, 7294784), (28, 5210560), (32, 4559240), (35, 4168448), (38, 3839360), (40, 3647392), (56, 2605280), (64, 2279620), (70, 2084224), (76, 1919680), (80, 1823696), (95, 1535744), (112, 1302640), (128, 1139810), (133, 1096960), (140, 1042112), (152, 959840), (160, 911848), (190, 767872), (224, 651320), (256, 569905), (266, 548480), (280, 521056), (304, 479920), (320, 455924), (380, 383936), (448, 325660), (532, 274240), (560, 260528), (608, 239960), (640, 227962), (665, 219392), (760, 191968), (857, 170240), (896, 162830), (1064, 137120), (1120, 130264), (1216, 119980), (1280, 113981), (1330, 109696), (1520, 95984), (1714, 85120), (1792, 81415), (2128, 68560), (2240, 65132), (2432, 59990), (2660, 54848), (3040, 47992), (3428, 42560), (4256, 34280), (4285, 34048), (4480, 32566), (4864, 29995), (5320, 27424), (5999, 24320), (6080, 23996), (6856, 21280), (8512, 17140), (8570, 17024), (8960, 16283), (10640, 13712), (11998, 12160)]