285723480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{643}}^1$

素因数の和:710

約数の個数: 192

約数和(自身を含む): 1025660160

約数和(自身を除く): 739936680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 529, 552, 643, 644, 690, 805, 840, 920, 966, 1058, 1286, 1288, 1380, 1587, 1610, 1929, 1932, 2116, 2415, 2572, 2645, 2760, 3174, 3215, 3220, 3703, 3858, 3864, 4232, 4501, 4830, 5144, 5290, 6348, 6430, 6440, 7406, 7716, 7935, 9002, 9645, 9660, 10580, 11109, 12696, 12860, 13503, 14789, 14812, 15432, 15870, 18004, 18515, 19290, 19320, 21160, 22218, 22505, 25720, 27006, 29578, 29624, 31740, 36008, 37030, 38580, 44367, 44436, 45010, 54012, 55545, 59156, 63480, 67515, 73945, 74060, 77160, 88734, 88872, 90020, 103523, 108024, 111090, 118312, 135030, 147890, 148120, 177468, 180040, 207046, 221835, 222180, 270060, 295780, 310569, 340147, 354936, 414092, 443670, 444360, 517615, 540120, 591560, 621138, 680294, 828184, 887340, 1020441, 1035230, 1242276, 1360588, 1552845, 1700735, 1774680, 2040882, 2070460, 2381029, 2484552, 2721176, 3105690, 3401470, 4081764, 4140920, 4762058, 5102205, 6211380, 6802940, 7143087, 8163528, 9524116, 10204410, 11905145, 12422760, 13605880, 14286174, 19048232, 20408820, 23810290, 28572348, 35715435, 40817640, 47620580, 57144696, 71430870, 95241160, 142861740, 285723480]

約数ペア:

[(1, 285723480), (2, 142861740), (3, 95241160), (4, 71430870), (5, 57144696), (6, 47620580), (7, 40817640), (8, 35715435), (10, 28572348), (12, 23810290), (14, 20408820), (15, 19048232), (20, 14286174), (21, 13605880), (23, 12422760), (24, 11905145), (28, 10204410), (30, 9524116), (35, 8163528), (40, 7143087), (42, 6802940), (46, 6211380), (56, 5102205), (60, 4762058), (69, 4140920), (70, 4081764), (84, 3401470), (92, 3105690), (105, 2721176), (115, 2484552), (120, 2381029), (138, 2070460), (140, 2040882), (161, 1774680), (168, 1700735), (184, 1552845), (210, 1360588), (230, 1242276), (276, 1035230), (280, 1020441), (322, 887340), (345, 828184), (420, 680294), (460, 621138), (483, 591560), (529, 540120), (552, 517615), (643, 444360), (644, 443670), (690, 414092), (805, 354936), (840, 340147), (920, 310569), (966, 295780), (1058, 270060), (1286, 222180), (1288, 221835), (1380, 207046), (1587, 180040), (1610, 177468), (1929, 148120), (1932, 147890), (2116, 135030), (2415, 118312), (2572, 111090), (2645, 108024), (2760, 103523), (3174, 90020), (3215, 88872), (3220, 88734), (3703, 77160), (3858, 74060), (3864, 73945), (4232, 67515), (4501, 63480), (4830, 59156), (5144, 55545), (5290, 54012), (6348, 45010), (6430, 44436), (6440, 44367), (7406, 38580), (7716, 37030), (7935, 36008), (9002, 31740), (9645, 29624), (9660, 29578), (10580, 27006), (11109, 25720), (12696, 22505), (12860, 22218), (13503, 21160), (14789, 19320), (14812, 19290), (15432, 18515), (15870, 18004)]