8085420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 240

約数和(自身を含む): 31223808

約数和(自身を除く): 23138388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 31, 35, 36, 42, 45, 46, 54, 60, 62, 63, 69, 70, 81, 84, 90, 92, 93, 105, 108, 115, 124, 126, 135, 138, 140, 155, 161, 162, 180, 186, 189, 207, 210, 217, 230, 252, 270, 276, 279, 310, 315, 322, 324, 345, 372, 378, 405, 414, 420, 434, 460, 465, 483, 540, 558, 567, 620, 621, 630, 644, 651, 690, 713, 756, 805, 810, 828, 837, 868, 930, 945, 966, 1035, 1085, 1116, 1134, 1242, 1260, 1302, 1380, 1395, 1426, 1449, 1610, 1620, 1674, 1860, 1863, 1890, 1932, 1953, 2070, 2139, 2170, 2268, 2415, 2484, 2511, 2604, 2790, 2835, 2852, 2898, 3105, 3220, 3255, 3348, 3565, 3726, 3780, 3906, 4140, 4185, 4278, 4340, 4347, 4830, 4991, 5022, 5580, 5670, 5796, 5859, 6210, 6417, 6510, 7130, 7245, 7452, 7812, 8370, 8556, 8694, 9315, 9660, 9765, 9982, 10044, 10695, 11340, 11718, 12420, 12555, 12834, 13020, 13041, 14260, 14490, 14973, 16740, 17388, 17577, 18630, 19251, 19530, 19964, 21390, 21735, 23436, 24955, 25110, 25668, 26082, 28980, 29295, 29946, 32085, 35154, 37260, 38502, 39060, 42780, 43470, 44919, 49910, 50220, 52164, 57753, 58590, 59892, 64170, 65205, 70308, 74865, 77004, 86940, 87885, 89838, 96255, 99820, 115506, 117180, 128340, 130410, 134757, 149730, 175770, 179676, 192510, 224595, 231012, 260820, 269514, 288765, 299460, 351540, 385020, 404271, 449190, 539028, 577530, 673785, 808542, 898380, 1155060, 1347570, 1617084, 2021355, 2695140, 4042710, 8085420]

約数ペア:

[(1, 8085420), (2, 4042710), (3, 2695140), (4, 2021355), (5, 1617084), (6, 1347570), (7, 1155060), (9, 898380), (10, 808542), (12, 673785), (14, 577530), (15, 539028), (18, 449190), (20, 404271), (21, 385020), (23, 351540), (27, 299460), (28, 288765), (30, 269514), (31, 260820), (35, 231012), (36, 224595), (42, 192510), (45, 179676), (46, 175770), (54, 149730), (60, 134757), (62, 130410), (63, 128340), (69, 117180), (70, 115506), (81, 99820), (84, 96255), (90, 89838), (92, 87885), (93, 86940), (105, 77004), (108, 74865), (115, 70308), (124, 65205), (126, 64170), (135, 59892), (138, 58590), (140, 57753), (155, 52164), (161, 50220), (162, 49910), (180, 44919), (186, 43470), (189, 42780), (207, 39060), (210, 38502), (217, 37260), (230, 35154), (252, 32085), (270, 29946), (276, 29295), (279, 28980), (310, 26082), (315, 25668), (322, 25110), (324, 24955), (345, 23436), (372, 21735), (378, 21390), (405, 19964), (414, 19530), (420, 19251), (434, 18630), (460, 17577), (465, 17388), (483, 16740), (540, 14973), (558, 14490), (567, 14260), (620, 13041), (621, 13020), (630, 12834), (644, 12555), (651, 12420), (690, 11718), (713, 11340), (756, 10695), (805, 10044), (810, 9982), (828, 9765), (837, 9660), (868, 9315), (930, 8694), (945, 8556), (966, 8370), (1035, 7812), (1085, 7452), (1116, 7245), (1134, 7130), (1242, 6510), (1260, 6417), (1302, 6210), (1380, 5859), (1395, 5796), (1426, 5670), (1449, 5580), (1610, 5022), (1620, 4991), (1674, 4830), (1860, 4347), (1863, 4340), (1890, 4278), (1932, 4185), (1953, 4140), (2070, 3906), (2139, 3780), (2170, 3726), (2268, 3565), (2415, 3348), (2484, 3255), (2511, 3220), (2604, 3105), (2790, 2898), (2835, 2852)]