128247840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{4241}}^1$

素因数の和:4272

約数の個数: 192

約数和(自身を含む): 513112320

約数和(自身を除く): 384864480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4241, 4320, 5040, 6048, 7560, 8482, 10080, 12723, 15120, 16964, 21205, 25446, 29687, 30240, 33928, 38169, 42410, 50892, 59374, 63615, 67856, 76338, 84820, 89061, 101784, 114507, 118748, 127230, 135712, 148435, 152676, 169640, 178122, 190845, 203568, 229014, 237496, 254460, 267183, 296870, 305352, 339280, 356244, 381690, 407136, 445305, 458028, 474992, 508920, 534366, 572535, 593740, 610704, 678560, 712488, 763380, 801549, 890610, 916056, 949984, 1017840, 1068732, 1145070, 1187480, 1221408, 1335915, 1424976, 1526760, 1603098, 1781220, 1832112, 2035680, 2137464, 2290140, 2374960, 2671830, 2849952, 3053520, 3206196, 3562440, 3664224, 4007745, 4274928, 4580280, 4749920, 5343660, 6107040, 6412392, 7124880, 8015490, 8549856, 9160560, 10687320, 12824784, 14249760, 16030980, 18321120, 21374640, 25649568, 32061960, 42749280, 64123920, 128247840]

約数ペア:

[(1, 128247840), (2, 64123920), (3, 42749280), (4, 32061960), (5, 25649568), (6, 21374640), (7, 18321120), (8, 16030980), (9, 14249760), (10, 12824784), (12, 10687320), (14, 9160560), (15, 8549856), (16, 8015490), (18, 7124880), (20, 6412392), (21, 6107040), (24, 5343660), (27, 4749920), (28, 4580280), (30, 4274928), (32, 4007745), (35, 3664224), (36, 3562440), (40, 3206196), (42, 3053520), (45, 2849952), (48, 2671830), (54, 2374960), (56, 2290140), (60, 2137464), (63, 2035680), (70, 1832112), (72, 1781220), (80, 1603098), (84, 1526760), (90, 1424976), (96, 1335915), (105, 1221408), (108, 1187480), (112, 1145070), (120, 1068732), (126, 1017840), (135, 949984), (140, 916056), (144, 890610), (160, 801549), (168, 763380), (180, 712488), (189, 678560), (210, 610704), (216, 593740), (224, 572535), (240, 534366), (252, 508920), (270, 474992), (280, 458028), (288, 445305), (315, 407136), (336, 381690), (360, 356244), (378, 339280), (420, 305352), (432, 296870), (480, 267183), (504, 254460), (540, 237496), (560, 229014), (630, 203568), (672, 190845), (720, 178122), (756, 169640), (840, 152676), (864, 148435), (945, 135712), (1008, 127230), (1080, 118748), (1120, 114507), (1260, 101784), (1440, 89061), (1512, 84820), (1680, 76338), (1890, 67856), (2016, 63615), (2160, 59374), (2520, 50892), (3024, 42410), (3360, 38169), (3780, 33928), (4241, 30240), (4320, 29687), (5040, 25446), (6048, 21205), (7560, 16964), (8482, 15120), (10080, 12723)]