210522840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3709}}^1$

素因数の和:3777

約数の個数: 128

約数和(自身を含む): 705196800

約数和(自身を除く): 494673960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 330, 344, 430, 440, 473, 516, 645, 660, 860, 946, 1032, 1290, 1320, 1419, 1720, 1892, 2365, 2580, 2838, 3709, 3784, 4730, 5160, 5676, 7095, 7418, 9460, 11127, 11352, 14190, 14836, 18545, 18920, 22254, 28380, 29672, 37090, 40799, 44508, 55635, 56760, 74180, 81598, 89016, 111270, 122397, 148360, 159487, 163196, 203995, 222540, 244794, 318974, 326392, 407990, 445080, 478461, 489588, 611985, 637948, 797435, 815980, 956922, 979176, 1223970, 1275896, 1594870, 1631960, 1754357, 1913844, 2392305, 2447940, 3189740, 3508714, 3827688, 4784610, 4895880, 5263071, 6379480, 7017428, 8771785, 9569220, 10526142, 14034856, 17543570, 19138440, 21052284, 26315355, 35087140, 42104568, 52630710, 70174280, 105261420, 210522840]

約数ペア:

[(1, 210522840), (2, 105261420), (3, 70174280), (4, 52630710), (5, 42104568), (6, 35087140), (8, 26315355), (10, 21052284), (11, 19138440), (12, 17543570), (15, 14034856), (20, 10526142), (22, 9569220), (24, 8771785), (30, 7017428), (33, 6379480), (40, 5263071), (43, 4895880), (44, 4784610), (55, 3827688), (60, 3508714), (66, 3189740), (86, 2447940), (88, 2392305), (110, 1913844), (120, 1754357), (129, 1631960), (132, 1594870), (165, 1275896), (172, 1223970), (215, 979176), (220, 956922), (258, 815980), (264, 797435), (330, 637948), (344, 611985), (430, 489588), (440, 478461), (473, 445080), (516, 407990), (645, 326392), (660, 318974), (860, 244794), (946, 222540), (1032, 203995), (1290, 163196), (1320, 159487), (1419, 148360), (1720, 122397), (1892, 111270), (2365, 89016), (2580, 81598), (2838, 74180), (3709, 56760), (3784, 55635), (4730, 44508), (5160, 40799), (5676, 37090), (7095, 29672), (7418, 28380), (9460, 22254), (11127, 18920), (11352, 18545), (14190, 14836)]