81300120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3665

約数の個数: 128

約数和(自身を含む): 281802240

約数和(自身を除く): 200502120

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, 1496, 1870, 2040, 2244, 2805, 3623, 3740, 4488, 5610, 7246, 7480, 10869, 11220, 14492, 18115, 21738, 22440, 28984, 36230, 39853, 43476, 54345, 61591, 72460, 79706, 86952, 108690, 119559, 123182, 144920, 159412, 184773, 199265, 217380, 239118, 246364, 307955, 318824, 369546, 398530, 434760, 478236, 492728, 597795, 615910, 677501, 739092, 797060, 923865, 956472, 1195590, 1231820, 1355002, 1478184, 1594120, 1847730, 2032503, 2391180, 2463640, 2710004, 3387505, 3695460, 4065006, 4782360, 5420008, 6775010, 7390920, 8130012, 10162515, 13550020, 16260024, 20325030, 27100040, 40650060, 81300120]

約数ペア:

[(1, 81300120), (2, 40650060), (3, 27100040), (4, 20325030), (5, 16260024), (6, 13550020), (8, 10162515), (10, 8130012), (11, 7390920), (12, 6775010), (15, 5420008), (17, 4782360), (20, 4065006), (22, 3695460), (24, 3387505), (30, 2710004), (33, 2463640), (34, 2391180), (40, 2032503), (44, 1847730), (51, 1594120), (55, 1478184), (60, 1355002), (66, 1231820), (68, 1195590), (85, 956472), (88, 923865), (102, 797060), (110, 739092), (120, 677501), (132, 615910), (136, 597795), (165, 492728), (170, 478236), (187, 434760), (204, 398530), (220, 369546), (255, 318824), (264, 307955), (330, 246364), (340, 239118), (374, 217380), (408, 199265), (440, 184773), (510, 159412), (561, 144920), (660, 123182), (680, 119559), (748, 108690), (935, 86952), (1020, 79706), (1122, 72460), (1320, 61591), (1496, 54345), (1870, 43476), (2040, 39853), (2244, 36230), (2805, 28984), (3623, 22440), (3740, 21738), (4488, 18115), (5610, 14492), (7246, 11220), (7480, 10869)]