2540405.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 295488000

約数和(自身を除く): 209933160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 179, 210, 280, 358, 420, 537, 569, 716, 840, 895, 1074, 1138, 1253, 1432, 1707, 1790, 2148, 2276, 2506, 2685, 2845, 3414, 3580, 3759, 3983, 4296, 4552, 5012, 5370, 5690, 6265, 6828, 7160, 7518, 7966, 8535, 10024, 10740, 11380, 11949, 12530, 13656, 15036, 15932, 17070, 18795, 19915, 21480, 22760, 23898, 25060, 30072, 31864, 34140, 37590, 39830, 47796, 50120, 59745, 68280, 75180, 79660, 95592, 101851, 119490, 150360, 159320, 203702, 238980, 305553, 407404, 477960, 509255, 611106, 712957, 814808, 1018510, 1222212, 1425914, 1527765, 2037020, 2138871, 2444424, 2851828, 3055530, 3564785, 4074040, 4277742, 5703656, 6111060, 7129570, 8555484, 10694355, 12222120, 14259140, 17110968, 21388710, 28518280, 42777420, 85554840]

約数ペア:

[(1, 85554840), (2, 42777420), (3, 28518280), (4, 21388710), (5, 17110968), (6, 14259140), (7, 12222120), (8, 10694355), (10, 8555484), (12, 7129570), (14, 6111060), (15, 5703656), (20, 4277742), (21, 4074040), (24, 3564785), (28, 3055530), (30, 2851828), (35, 2444424), (40, 2138871), (42, 2037020), (56, 1527765), (60, 1425914), (70, 1222212), (84, 1018510), (105, 814808), (120, 712957), (140, 611106), (168, 509255), (179, 477960), (210, 407404), (280, 305553), (358, 238980), (420, 203702), (537, 159320), (569, 150360), (716, 119490), (840, 101851), (895, 95592), (1074, 79660), (1138, 75180), (1253, 68280), (1432, 59745), (1707, 50120), (1790, 47796), (2148, 39830), (2276, 37590), (2506, 34140), (2685, 31864), (2845, 30072), (3414, 25060), (3580, 23898), (3759, 22760), (3983, 21480), (4296, 19915), (4552, 18795), (5012, 17070), (5370, 15932), (5690, 15036), (6265, 13656), (6828, 12530), (7160, 11949), (7518, 11380), (7966, 10740), (8535, 10024)]