69040020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1070

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 165840108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1021, 1127, 1380, 1470, 1610, 1932, 2042, 2254, 2415, 2940, 3063, 3220, 3381, 4084, 4508, 4830, 5105, 5635, 6126, 6762, 7147, 9660, 10210, 11270, 12252, 13524, 14294, 15315, 16905, 20420, 21441, 22540, 23483, 28588, 30630, 33810, 35735, 42882, 46966, 50029, 61260, 67620, 70449, 71470, 85764, 93932, 100058, 107205, 117415, 140898, 142940, 150087, 164381, 200116, 214410, 234830, 250145, 281796, 300174, 328762, 352245, 428820, 469660, 493143, 500290, 600348, 657524, 704490, 750435, 821905, 986286, 1000580, 1150667, 1408980, 1500870, 1643810, 1972572, 2301334, 2465715, 3001740, 3287620, 3452001, 4602668, 4931430, 5753335, 6904002, 9862860, 11506670, 13808004, 17260005, 23013340, 34520010, 69040020]

約数ペア:

[(1, 69040020), (2, 34520010), (3, 23013340), (4, 17260005), (5, 13808004), (6, 11506670), (7, 9862860), (10, 6904002), (12, 5753335), (14, 4931430), (15, 4602668), (20, 3452001), (21, 3287620), (23, 3001740), (28, 2465715), (30, 2301334), (35, 1972572), (42, 1643810), (46, 1500870), (49, 1408980), (60, 1150667), (69, 1000580), (70, 986286), (84, 821905), (92, 750435), (98, 704490), (105, 657524), (115, 600348), (138, 500290), (140, 493143), (147, 469660), (161, 428820), (196, 352245), (210, 328762), (230, 300174), (245, 281796), (276, 250145), (294, 234830), (322, 214410), (345, 200116), (420, 164381), (460, 150087), (483, 142940), (490, 140898), (588, 117415), (644, 107205), (690, 100058), (735, 93932), (805, 85764), (966, 71470), (980, 70449), (1021, 67620), (1127, 61260), (1380, 50029), (1470, 46966), (1610, 42882), (1932, 35735), (2042, 33810), (2254, 30630), (2415, 28588), (2940, 23483), (3063, 22540), (3220, 21441), (3381, 20420), (4084, 16905), (4508, 15315), (4830, 14294), (5105, 13524), (5635, 12252), (6126, 11270), (6762, 10210), (7147, 9660)]