128879520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1$

素因数の和:364

約数の個数: 288

約数和(自身を含む): 511588224

約数和(自身を除く): 382708704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 121, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 242, 264, 280, 308, 317, 330, 336, 352, 363, 385, 420, 440, 462, 480, 484, 528, 560, 605, 616, 634, 660, 672, 726, 770, 840, 847, 880, 924, 951, 968, 1056, 1120, 1155, 1210, 1232, 1268, 1320, 1452, 1540, 1585, 1680, 1694, 1760, 1815, 1848, 1902, 1936, 2219, 2310, 2420, 2464, 2536, 2541, 2640, 2904, 3080, 3170, 3360, 3388, 3487, 3630, 3696, 3804, 3872, 4235, 4438, 4620, 4755, 4840, 5072, 5082, 5280, 5808, 6160, 6340, 6657, 6776, 6974, 7260, 7392, 7608, 8470, 8876, 9240, 9510, 9680, 10144, 10164, 10461, 11095, 11616, 12320, 12680, 12705, 13314, 13552, 13948, 14520, 15216, 16940, 17435, 17752, 18480, 19020, 19360, 20328, 20922, 22190, 24409, 25360, 25410, 26628, 27104, 27896, 29040, 30432, 33285, 33880, 34870, 35504, 36960, 38040, 38357, 40656, 41844, 44380, 48818, 50720, 50820, 52305, 53256, 55792, 58080, 66570, 67760, 69740, 71008, 73227, 76080, 76714, 81312, 83688, 88760, 97636, 101640, 104610, 106512, 111584, 115071, 122045, 133140, 135520, 139480, 146454, 152160, 153428, 167376, 177520, 191785, 195272, 203280, 209220, 213024, 230142, 244090, 266280, 268499, 278960, 292908, 306856, 334752, 355040, 366135, 383570, 390544, 406560, 418440, 460284, 488180, 532560, 536998, 557920, 575355, 585816, 613712, 732270, 767140, 781088, 805497, 836880, 920568, 976360, 1065120, 1073996, 1150710, 1171632, 1227424, 1342495, 1464540, 1534280, 1610994, 1673760, 1841136, 1952720, 2147992, 2301420, 2343264, 2684990, 2929080, 3068560, 3221988, 3682272, 3905440, 4027485, 4295984, 4602840, 5369980, 5858160, 6137120, 6443976, 8054970, 8591968, 9205680, 10739960, 11716320, 12887952, 16109940, 18411360, 21479920, 25775904, 32219880, 42959840, 64439760, 128879520]

約数ペア:

[(1, 128879520), (2, 64439760), (3, 42959840), (4, 32219880), (5, 25775904), (6, 21479920), (7, 18411360), (8, 16109940), (10, 12887952), (11, 11716320), (12, 10739960), (14, 9205680), (15, 8591968), (16, 8054970), (20, 6443976), (21, 6137120), (22, 5858160), (24, 5369980), (28, 4602840), (30, 4295984), (32, 4027485), (33, 3905440), (35, 3682272), (40, 3221988), (42, 3068560), (44, 2929080), (48, 2684990), (55, 2343264), (56, 2301420), (60, 2147992), (66, 1952720), (70, 1841136), (77, 1673760), (80, 1610994), (84, 1534280), (88, 1464540), (96, 1342495), (105, 1227424), (110, 1171632), (112, 1150710), (120, 1073996), (121, 1065120), (132, 976360), (140, 920568), (154, 836880), (160, 805497), (165, 781088), (168, 767140), (176, 732270), (210, 613712), (220, 585816), (224, 575355), (231, 557920), (240, 536998), (242, 532560), (264, 488180), (280, 460284), (308, 418440), (317, 406560), (330, 390544), (336, 383570), (352, 366135), (363, 355040), (385, 334752), (420, 306856), (440, 292908), (462, 278960), (480, 268499), (484, 266280), (528, 244090), (560, 230142), (605, 213024), (616, 209220), (634, 203280), (660, 195272), (672, 191785), (726, 177520), (770, 167376), (840, 153428), (847, 152160), (880, 146454), (924, 139480), (951, 135520), (968, 133140), (1056, 122045), (1120, 115071), (1155, 111584), (1210, 106512), (1232, 104610), (1268, 101640), (1320, 97636), (1452, 88760), (1540, 83688), (1585, 81312), (1680, 76714), (1694, 76080), (1760, 73227), (1815, 71008), (1848, 69740), (1902, 67760), (1936, 66570), (2219, 58080), (2310, 55792), (2420, 53256), (2464, 52305), (2536, 50820), (2541, 50720), (2640, 48818), (2904, 44380), (3080, 41844), (3170, 40656), (3360, 38357), (3388, 38040), (3487, 36960), (3630, 35504), (3696, 34870), (3804, 33880), (3872, 33285), (4235, 30432), (4438, 29040), (4620, 27896), (4755, 27104), (4840, 26628), (5072, 25410), (5082, 25360), (5280, 24409), (5808, 22190), (6160, 20922), (6340, 20328), (6657, 19360), (6776, 19020), (6974, 18480), (7260, 17752), (7392, 17435), (7608, 16940), (8470, 15216), (8876, 14520), (9240, 13948), (9510, 13552), (9680, 13314), (10144, 12705), (10164, 12680), (10461, 12320), (11095, 11616)]