140147840

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 402910200

約数和(自身を除く): 262762360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 98, 109, 112, 128, 140, 160, 164, 196, 205, 218, 224, 245, 280, 287, 320, 328, 392, 410, 436, 448, 490, 545, 560, 574, 640, 656, 763, 784, 820, 872, 896, 980, 1090, 1120, 1148, 1312, 1435, 1526, 1568, 1640, 1744, 1960, 2009, 2180, 2240, 2296, 2624, 2870, 3052, 3136, 3280, 3488, 3815, 3920, 4018, 4360, 4469, 4480, 4592, 5248, 5341, 5740, 6104, 6272, 6560, 6976, 7630, 7840, 8036, 8720, 8938, 9184, 10045, 10682, 11480, 12208, 13120, 13952, 15260, 15680, 16072, 17440, 17876, 18368, 20090, 21364, 22345, 22960, 24416, 26240, 26705, 30520, 31283, 31360, 32144, 34880, 35752, 36736, 40180, 42728, 44690, 45920, 48832, 53410, 61040, 62566, 64288, 69760, 71504, 80360, 85456, 89380, 91840, 97664, 106820, 122080, 125132, 128576, 143008, 156415, 160720, 170912, 178760, 183680, 213640, 218981, 244160, 250264, 257152, 286016, 312830, 321440, 341824, 357520, 427280, 437962, 488320, 500528, 572032, 625660, 642880, 683648, 715040, 854560, 875924, 1001056, 1094905, 1251320, 1285760, 1430080, 1709120, 1751848, 2002112, 2189810, 2502640, 2860160, 3418240, 3503696, 4004224, 4379620, 5005280, 7007392, 8759240, 10010560, 14014784, 17518480, 20021120, 28029568, 35036960, 70073920, 140147840]

約数ペア:

[(1, 140147840), (2, 70073920), (4, 35036960), (5, 28029568), (7, 20021120), (8, 17518480), (10, 14014784), (14, 10010560), (16, 8759240), (20, 7007392), (28, 5005280), (32, 4379620), (35, 4004224), (40, 3503696), (41, 3418240), (49, 2860160), (56, 2502640), (64, 2189810), (70, 2002112), (80, 1751848), (82, 1709120), (98, 1430080), (109, 1285760), (112, 1251320), (128, 1094905), (140, 1001056), (160, 875924), (164, 854560), (196, 715040), (205, 683648), (218, 642880), (224, 625660), (245, 572032), (280, 500528), (287, 488320), (320, 437962), (328, 427280), (392, 357520), (410, 341824), (436, 321440), (448, 312830), (490, 286016), (545, 257152), (560, 250264), (574, 244160), (640, 218981), (656, 213640), (763, 183680), (784, 178760), (820, 170912), (872, 160720), (896, 156415), (980, 143008), (1090, 128576), (1120, 125132), (1148, 122080), (1312, 106820), (1435, 97664), (1526, 91840), (1568, 89380), (1640, 85456), (1744, 80360), (1960, 71504), (2009, 69760), (2180, 64288), (2240, 62566), (2296, 61040), (2624, 53410), (2870, 48832), (3052, 45920), (3136, 44690), (3280, 42728), (3488, 40180), (3815, 36736), (3920, 35752), (4018, 34880), (4360, 32144), (4469, 31360), (4480, 31283), (4592, 30520), (5248, 26705), (5341, 26240), (5740, 24416), (6104, 22960), (6272, 22345), (6560, 21364), (6976, 20090), (7630, 18368), (7840, 17876), (8036, 17440), (8720, 16072), (8938, 15680), (9184, 15260), (10045, 13952), (10682, 13120), (11480, 12208)]