80437560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3141

約数の個数: 128

約数和(自身を含む): 284774400

約数和(自身を除く): 204336840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3089, 3255, 3720, 4340, 5208, 6178, 6510, 8680, 9267, 12356, 13020, 15445, 18534, 21623, 24712, 26040, 30890, 37068, 43246, 46335, 61780, 64869, 74136, 86492, 92670, 95759, 108115, 123560, 129738, 172984, 185340, 191518, 216230, 259476, 287277, 324345, 370680, 383036, 432460, 478795, 518952, 574554, 648690, 670313, 766072, 864920, 957590, 1149108, 1297380, 1340626, 1436385, 1915180, 2010939, 2298216, 2594760, 2681252, 2872770, 3351565, 3830360, 4021878, 5362504, 5745540, 6703130, 8043756, 10054695, 11491080, 13406260, 16087512, 20109390, 26812520, 40218780, 80437560]

約数ペア:

[(1, 80437560), (2, 40218780), (3, 26812520), (4, 20109390), (5, 16087512), (6, 13406260), (7, 11491080), (8, 10054695), (10, 8043756), (12, 6703130), (14, 5745540), (15, 5362504), (20, 4021878), (21, 3830360), (24, 3351565), (28, 2872770), (30, 2681252), (31, 2594760), (35, 2298216), (40, 2010939), (42, 1915180), (56, 1436385), (60, 1340626), (62, 1297380), (70, 1149108), (84, 957590), (93, 864920), (105, 766072), (120, 670313), (124, 648690), (140, 574554), (155, 518952), (168, 478795), (186, 432460), (210, 383036), (217, 370680), (248, 324345), (280, 287277), (310, 259476), (372, 216230), (420, 191518), (434, 185340), (465, 172984), (620, 129738), (651, 123560), (744, 108115), (840, 95759), (868, 92670), (930, 86492), (1085, 74136), (1240, 64869), (1302, 61780), (1736, 46335), (1860, 43246), (2170, 37068), (2604, 30890), (3089, 26040), (3255, 24712), (3720, 21623), (4340, 18534), (5208, 15445), (6178, 13020), (6510, 12356), (8680, 9267)]