889721880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{929}}^1$

素因数の和:1313

約数の個数: 128

約数和(自身を含む): 2796249600

約数和(自身を除く): 1906527720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 347, 460, 552, 690, 694, 920, 929, 1041, 1380, 1388, 1735, 1858, 2082, 2760, 2776, 2787, 3470, 3716, 4164, 4645, 5205, 5574, 6940, 7432, 7981, 8328, 9290, 10410, 11148, 13880, 13935, 15962, 18580, 20820, 21367, 22296, 23943, 27870, 31924, 37160, 39905, 41640, 42734, 47886, 55740, 63848, 64101, 79810, 85468, 95772, 106835, 111480, 119715, 128202, 159620, 170936, 191544, 213670, 239430, 256404, 319240, 320505, 322363, 427340, 478860, 512808, 641010, 644726, 854680, 957720, 967089, 1282020, 1289452, 1611815, 1934178, 2564040, 2578904, 3223630, 3868356, 4835445, 6447260, 7414349, 7736712, 9670890, 12894520, 14828698, 19341780, 22243047, 29657396, 37071745, 38683560, 44486094, 59314792, 74143490, 88972188, 111215235, 148286980, 177944376, 222430470, 296573960, 444860940, 889721880]

約数ペア:

[(1, 889721880), (2, 444860940), (3, 296573960), (4, 222430470), (5, 177944376), (6, 148286980), (8, 111215235), (10, 88972188), (12, 74143490), (15, 59314792), (20, 44486094), (23, 38683560), (24, 37071745), (30, 29657396), (40, 22243047), (46, 19341780), (60, 14828698), (69, 12894520), (92, 9670890), (115, 7736712), (120, 7414349), (138, 6447260), (184, 4835445), (230, 3868356), (276, 3223630), (345, 2578904), (347, 2564040), (460, 1934178), (552, 1611815), (690, 1289452), (694, 1282020), (920, 967089), (929, 957720), (1041, 854680), (1380, 644726), (1388, 641010), (1735, 512808), (1858, 478860), (2082, 427340), (2760, 322363), (2776, 320505), (2787, 319240), (3470, 256404), (3716, 239430), (4164, 213670), (4645, 191544), (5205, 170936), (5574, 159620), (6940, 128202), (7432, 119715), (7981, 111480), (8328, 106835), (9290, 95772), (10410, 85468), (11148, 79810), (13880, 64101), (13935, 63848), (15962, 55740), (18580, 47886), (20820, 42734), (21367, 41640), (22296, 39905), (23943, 37160), (27870, 31924)]