8140160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 128

約数和(自身を含む): 23500800

約数和(自身を除く): 15360640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 79, 80, 92, 112, 115, 128, 140, 158, 160, 161, 184, 224, 230, 280, 316, 320, 322, 368, 395, 448, 460, 553, 560, 632, 640, 644, 736, 790, 805, 896, 920, 1106, 1120, 1264, 1288, 1472, 1580, 1610, 1817, 1840, 2212, 2240, 2528, 2576, 2765, 2944, 3160, 3220, 3634, 3680, 4424, 4480, 5056, 5152, 5530, 6320, 6440, 7268, 7360, 8848, 9085, 10112, 10304, 11060, 12640, 12719, 12880, 14536, 14720, 17696, 18170, 20608, 22120, 25280, 25438, 25760, 29072, 35392, 36340, 44240, 50560, 50876, 51520, 58144, 63595, 70784, 72680, 88480, 101752, 103040, 116288, 127190, 145360, 176960, 203504, 232576, 254380, 290720, 353920, 407008, 508760, 581440, 814016, 1017520, 1162880, 1628032, 2035040, 4070080, 8140160]

約数ペア:

[(1, 8140160), (2, 4070080), (4, 2035040), (5, 1628032), (7, 1162880), (8, 1017520), (10, 814016), (14, 581440), (16, 508760), (20, 407008), (23, 353920), (28, 290720), (32, 254380), (35, 232576), (40, 203504), (46, 176960), (56, 145360), (64, 127190), (70, 116288), (79, 103040), (80, 101752), (92, 88480), (112, 72680), (115, 70784), (128, 63595), (140, 58144), (158, 51520), (160, 50876), (161, 50560), (184, 44240), (224, 36340), (230, 35392), (280, 29072), (316, 25760), (320, 25438), (322, 25280), (368, 22120), (395, 20608), (448, 18170), (460, 17696), (553, 14720), (560, 14536), (632, 12880), (640, 12719), (644, 12640), (736, 11060), (790, 10304), (805, 10112), (896, 9085), (920, 8848), (1106, 7360), (1120, 7268), (1264, 6440), (1288, 6320), (1472, 5530), (1580, 5152), (1610, 5056), (1817, 4480), (1840, 4424), (2212, 3680), (2240, 3634), (2528, 3220), (2576, 3160), (2765, 2944)]