16785120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2$

素因数の和:74

約数の個数: 216

約数和(自身を含む): 61736472

約数和(自身を除く): 44951352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 121, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 289, 330, 340, 352, 363, 374, 408, 440, 480, 484, 510, 528, 544, 561, 578, 605, 660, 680, 726, 748, 816, 867, 880, 935, 968, 1020, 1056, 1122, 1156, 1210, 1320, 1360, 1445, 1452, 1496, 1632, 1734, 1760, 1815, 1870, 1936, 2040, 2057, 2244, 2312, 2420, 2640, 2720, 2805, 2890, 2904, 2992, 3179, 3468, 3630, 3740, 3872, 4080, 4114, 4335, 4488, 4624, 4840, 5280, 5610, 5780, 5808, 5984, 6171, 6358, 6936, 7260, 7480, 8160, 8228, 8670, 8976, 9248, 9537, 9680, 10285, 11220, 11560, 11616, 12342, 12716, 13872, 14520, 14960, 15895, 16456, 17340, 17952, 19074, 19360, 20570, 22440, 23120, 24684, 25432, 27744, 29040, 29920, 30855, 31790, 32912, 34680, 34969, 38148, 41140, 44880, 46240, 47685, 49368, 50864, 58080, 61710, 63580, 65824, 69360, 69938, 76296, 82280, 89760, 95370, 98736, 101728, 104907, 123420, 127160, 138720, 139876, 152592, 164560, 174845, 190740, 197472, 209814, 246840, 254320, 279752, 305184, 329120, 349690, 381480, 419628, 493680, 508640, 524535, 559504, 699380, 762960, 839256, 987360, 1049070, 1119008, 1398760, 1525920, 1678512, 2098140, 2797520, 3357024, 4196280, 5595040, 8392560, 16785120]

約数ペア:

[(1, 16785120), (2, 8392560), (3, 5595040), (4, 4196280), (5, 3357024), (6, 2797520), (8, 2098140), (10, 1678512), (11, 1525920), (12, 1398760), (15, 1119008), (16, 1049070), (17, 987360), (20, 839256), (22, 762960), (24, 699380), (30, 559504), (32, 524535), (33, 508640), (34, 493680), (40, 419628), (44, 381480), (48, 349690), (51, 329120), (55, 305184), (60, 279752), (66, 254320), (68, 246840), (80, 209814), (85, 197472), (88, 190740), (96, 174845), (102, 164560), (110, 152592), (120, 139876), (121, 138720), (132, 127160), (136, 123420), (160, 104907), (165, 101728), (170, 98736), (176, 95370), (187, 89760), (204, 82280), (220, 76296), (240, 69938), (242, 69360), (255, 65824), (264, 63580), (272, 61710), (289, 58080), (330, 50864), (340, 49368), (352, 47685), (363, 46240), (374, 44880), (408, 41140), (440, 38148), (480, 34969), (484, 34680), (510, 32912), (528, 31790), (544, 30855), (561, 29920), (578, 29040), (605, 27744), (660, 25432), (680, 24684), (726, 23120), (748, 22440), (816, 20570), (867, 19360), (880, 19074), (935, 17952), (968, 17340), (1020, 16456), (1056, 15895), (1122, 14960), (1156, 14520), (1210, 13872), (1320, 12716), (1360, 12342), (1445, 11616), (1452, 11560), (1496, 11220), (1632, 10285), (1734, 9680), (1760, 9537), (1815, 9248), (1870, 8976), (1936, 8670), (2040, 8228), (2057, 8160), (2244, 7480), (2312, 7260), (2420, 6936), (2640, 6358), (2720, 6171), (2805, 5984), (2890, 5808), (2904, 5780), (2992, 5610), (3179, 5280), (3468, 4840), (3630, 4624), (3740, 4488), (3872, 4335), (4080, 4114)]