147840

素因数分解:

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

素因数の和:40

約数の個数: 128

約数和(自身を含む): 587520

約数和(自身を除く): 439680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1540, 1680, 1760, 1848, 1920, 2112, 2240, 2310, 2464, 2640, 2688, 3080, 3360, 3520, 3696, 4224, 4480, 4620, 4928, 5280, 6160, 6720, 7040, 7392, 9240, 9856, 10560, 12320, 13440, 14784, 18480, 21120, 24640, 29568, 36960, 49280, 73920, 147840]

約数ペア:

[(1, 147840), (2, 73920), (3, 49280), (4, 36960), (5, 29568), (6, 24640), (7, 21120), (8, 18480), (10, 14784), (11, 13440), (12, 12320), (14, 10560), (15, 9856), (16, 9240), (20, 7392), (21, 7040), (22, 6720), (24, 6160), (28, 5280), (30, 4928), (32, 4620), (33, 4480), (35, 4224), (40, 3696), (42, 3520), (44, 3360), (48, 3080), (55, 2688), (56, 2640), (60, 2464), (64, 2310), (66, 2240), (70, 2112), (77, 1920), (80, 1848), (84, 1760), (88, 1680), (96, 1540), (105, 1408), (110, 1344), (112, 1320), (120, 1232), (128, 1155), (132, 1120), (140, 1056), (154, 960), (160, 924), (165, 896), (168, 880), (176, 840), (192, 770), (210, 704), (220, 672), (224, 660), (231, 640), (240, 616), (264, 560), (280, 528), (308, 480), (320, 462), (330, 448), (336, 440), (352, 420), (384, 385)]