199995120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:984

約数の個数: 240

約数和(自身を含む): 755576640

約数和(自身を除く): 555581520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 104, 115, 117, 120, 130, 138, 144, 156, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 299, 312, 345, 360, 368, 390, 414, 460, 468, 520, 552, 585, 598, 624, 690, 720, 780, 828, 897, 920, 929, 936, 1035, 1040, 1104, 1170, 1196, 1380, 1495, 1560, 1656, 1794, 1840, 1858, 1872, 2070, 2340, 2392, 2691, 2760, 2787, 2990, 3120, 3312, 3588, 3716, 4140, 4485, 4645, 4680, 4784, 5382, 5520, 5574, 5980, 7176, 7432, 8280, 8361, 8970, 9290, 9360, 10764, 11148, 11960, 12077, 13455, 13935, 14352, 14864, 16560, 16722, 17940, 18580, 21367, 21528, 22296, 23920, 24154, 26910, 27870, 33444, 35880, 36231, 37160, 41805, 42734, 43056, 44592, 48308, 53820, 55740, 60385, 64101, 66888, 71760, 72462, 74320, 83610, 85468, 96616, 106835, 107640, 108693, 111480, 120770, 128202, 133776, 144924, 167220, 170936, 181155, 192303, 193232, 213670, 215280, 217386, 222960, 241540, 256404, 277771, 289848, 320505, 334440, 341872, 362310, 384606, 427340, 434772, 483080, 512808, 543465, 555542, 579696, 641010, 668880, 724620, 769212, 833313, 854680, 869544, 961515, 966160, 1025616, 1086930, 1111084, 1282020, 1388855, 1449240, 1538424, 1666626, 1709360, 1739088, 1923030, 2173860, 2222168, 2499939, 2564040, 2777710, 2898480, 3076848, 3333252, 3846060, 4166565, 4347720, 4444336, 4999878, 5128080, 5555420, 6666504, 7692120, 8333130, 8695440, 9999756, 11110840, 12499695, 13333008, 15384240, 16666260, 19999512, 22221680, 24999390, 33332520, 39999024, 49998780, 66665040, 99997560, 199995120]

約数ペア:

[(1, 199995120), (2, 99997560), (3, 66665040), (4, 49998780), (5, 39999024), (6, 33332520), (8, 24999390), (9, 22221680), (10, 19999512), (12, 16666260), (13, 15384240), (15, 13333008), (16, 12499695), (18, 11110840), (20, 9999756), (23, 8695440), (24, 8333130), (26, 7692120), (30, 6666504), (36, 5555420), (39, 5128080), (40, 4999878), (45, 4444336), (46, 4347720), (48, 4166565), (52, 3846060), (60, 3333252), (65, 3076848), (69, 2898480), (72, 2777710), (78, 2564040), (80, 2499939), (90, 2222168), (92, 2173860), (104, 1923030), (115, 1739088), (117, 1709360), (120, 1666626), (130, 1538424), (138, 1449240), (144, 1388855), (156, 1282020), (180, 1111084), (184, 1086930), (195, 1025616), (207, 966160), (208, 961515), (230, 869544), (234, 854680), (240, 833313), (260, 769212), (276, 724620), (299, 668880), (312, 641010), (345, 579696), (360, 555542), (368, 543465), (390, 512808), (414, 483080), (460, 434772), (468, 427340), (520, 384606), (552, 362310), (585, 341872), (598, 334440), (624, 320505), (690, 289848), (720, 277771), (780, 256404), (828, 241540), (897, 222960), (920, 217386), (929, 215280), (936, 213670), (1035, 193232), (1040, 192303), (1104, 181155), (1170, 170936), (1196, 167220), (1380, 144924), (1495, 133776), (1560, 128202), (1656, 120770), (1794, 111480), (1840, 108693), (1858, 107640), (1872, 106835), (2070, 96616), (2340, 85468), (2392, 83610), (2691, 74320), (2760, 72462), (2787, 71760), (2990, 66888), (3120, 64101), (3312, 60385), (3588, 55740), (3716, 53820), (4140, 48308), (4485, 44592), (4645, 43056), (4680, 42734), (4784, 41805), (5382, 37160), (5520, 36231), (5574, 35880), (5980, 33444), (7176, 27870), (7432, 26910), (8280, 24154), (8361, 23920), (8970, 22296), (9290, 21528), (9360, 21367), (10764, 18580), (11148, 17940), (11960, 16722), (12077, 16560), (13455, 14864), (13935, 14352)]