30810120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1373}}^1$

素因数の和:1415

約数の個数: 128

約数和(自身を含む): 106842240

約数和(自身を除く): 76032120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1373, 1496, 1870, 2040, 2244, 2746, 2805, 3740, 4119, 4488, 5492, 5610, 6865, 7480, 8238, 10984, 11220, 13730, 15103, 16476, 20595, 22440, 23341, 27460, 30206, 32952, 41190, 45309, 46682, 54920, 60412, 70023, 75515, 82380, 90618, 93364, 116705, 120824, 140046, 151030, 164760, 181236, 186728, 226545, 233410, 256751, 280092, 302060, 350115, 362472, 453090, 466820, 513502, 560184, 604120, 700230, 770253, 906180, 933640, 1027004, 1283755, 1400460, 1540506, 1812360, 2054008, 2567510, 2800920, 3081012, 3851265, 5135020, 6162024, 7702530, 10270040, 15405060, 30810120]

約数ペア:

[(1, 30810120), (2, 15405060), (3, 10270040), (4, 7702530), (5, 6162024), (6, 5135020), (8, 3851265), (10, 3081012), (11, 2800920), (12, 2567510), (15, 2054008), (17, 1812360), (20, 1540506), (22, 1400460), (24, 1283755), (30, 1027004), (33, 933640), (34, 906180), (40, 770253), (44, 700230), (51, 604120), (55, 560184), (60, 513502), (66, 466820), (68, 453090), (85, 362472), (88, 350115), (102, 302060), (110, 280092), (120, 256751), (132, 233410), (136, 226545), (165, 186728), (170, 181236), (187, 164760), (204, 151030), (220, 140046), (255, 120824), (264, 116705), (330, 93364), (340, 90618), (374, 82380), (408, 75515), (440, 70023), (510, 60412), (561, 54920), (660, 46682), (680, 45309), (748, 41190), (935, 32952), (1020, 30206), (1122, 27460), (1320, 23341), (1373, 22440), (1496, 20595), (1870, 16476), (2040, 15103), (2244, 13730), (2746, 11220), (2805, 10984), (3740, 8238), (4119, 7480), (4488, 6865), (5492, 5610)]