68788160

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 168

約数和(自身を含む): 197016624

約数和(自身を除く): 128228464

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, 107, 112, 140, 160, 164, 196, 205, 214, 224, 245, 280, 287, 320, 328, 392, 410, 428, 448, 490, 535, 560, 574, 656, 749, 784, 820, 856, 980, 1070, 1120, 1148, 1312, 1435, 1498, 1568, 1640, 1712, 1960, 2009, 2140, 2240, 2296, 2624, 2870, 2996, 3136, 3280, 3424, 3745, 3920, 4018, 4280, 4387, 4592, 5243, 5740, 5992, 6560, 6848, 7490, 7840, 8036, 8560, 8774, 9184, 10045, 10486, 11480, 11984, 13120, 14980, 15680, 16072, 17120, 17548, 18368, 20090, 20972, 21935, 22960, 23968, 26215, 29960, 30709, 32144, 34240, 35096, 40180, 41944, 43870, 45920, 47936, 52430, 59920, 61418, 64288, 70192, 80360, 83888, 87740, 91840, 104860, 119840, 122836, 128576, 140384, 153545, 160720, 167776, 175480, 209720, 214963, 239680, 245672, 280768, 307090, 321440, 335552, 350960, 419440, 429926, 491344, 614180, 642880, 701920, 838880, 859852, 982688, 1074815, 1228360, 1403840, 1677760, 1719704, 1965376, 2149630, 2456720, 3439408, 4299260, 4913440, 6878816, 8598520, 9826880, 13757632, 17197040, 34394080, 68788160]

約数ペア:

[(1, 68788160), (2, 34394080), (4, 17197040), (5, 13757632), (7, 9826880), (8, 8598520), (10, 6878816), (14, 4913440), (16, 4299260), (20, 3439408), (28, 2456720), (32, 2149630), (35, 1965376), (40, 1719704), (41, 1677760), (49, 1403840), (56, 1228360), (64, 1074815), (70, 982688), (80, 859852), (82, 838880), (98, 701920), (107, 642880), (112, 614180), (140, 491344), (160, 429926), (164, 419440), (196, 350960), (205, 335552), (214, 321440), (224, 307090), (245, 280768), (280, 245672), (287, 239680), (320, 214963), (328, 209720), (392, 175480), (410, 167776), (428, 160720), (448, 153545), (490, 140384), (535, 128576), (560, 122836), (574, 119840), (656, 104860), (749, 91840), (784, 87740), (820, 83888), (856, 80360), (980, 70192), (1070, 64288), (1120, 61418), (1148, 59920), (1312, 52430), (1435, 47936), (1498, 45920), (1568, 43870), (1640, 41944), (1712, 40180), (1960, 35096), (2009, 34240), (2140, 32144), (2240, 30709), (2296, 29960), (2624, 26215), (2870, 23968), (2996, 22960), (3136, 21935), (3280, 20972), (3424, 20090), (3745, 18368), (3920, 17548), (4018, 17120), (4280, 16072), (4387, 15680), (4592, 14980), (5243, 13120), (5740, 11984), (5992, 11480), (6560, 10486), (6848, 10045), (7490, 9184), (7840, 8774), (8036, 8560)]