538579020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18061}}^1$

素因数の和:18151

約数の個数: 96

約数和(自身を含む): 1747823616

約数和(自身を除く): 1209244596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 18061, 29820, 36122, 54183, 72244, 90305, 108366, 126427, 180610, 216732, 252854, 270915, 361220, 379281, 505708, 541830, 632135, 758562, 1083660, 1264270, 1282331, 1517124, 1896405, 2528540, 2564662, 3792810, 3846993, 5129324, 6411655, 7585620, 7693986, 8976317, 12823310, 15387972, 17952634, 19234965, 25646620, 26928951, 35905268, 38469930, 44881585, 53857902, 76939860, 89763170, 107715804, 134644755, 179526340, 269289510, 538579020]

約数ペア:

[(1, 538579020), (2, 269289510), (3, 179526340), (4, 134644755), (5, 107715804), (6, 89763170), (7, 76939860), (10, 53857902), (12, 44881585), (14, 38469930), (15, 35905268), (20, 26928951), (21, 25646620), (28, 19234965), (30, 17952634), (35, 15387972), (42, 12823310), (60, 8976317), (70, 7693986), (71, 7585620), (84, 6411655), (105, 5129324), (140, 3846993), (142, 3792810), (210, 2564662), (213, 2528540), (284, 1896405), (355, 1517124), (420, 1282331), (426, 1264270), (497, 1083660), (710, 758562), (852, 632135), (994, 541830), (1065, 505708), (1420, 379281), (1491, 361220), (1988, 270915), (2130, 252854), (2485, 216732), (2982, 180610), (4260, 126427), (4970, 108366), (5964, 90305), (7455, 72244), (9940, 54183), (14910, 36122), (18061, 29820)]