198695328

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 581799456

約数和(自身を除く): 383104128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 169, 208, 222, 296, 312, 331, 338, 416, 444, 481, 507, 592, 624, 662, 676, 888, 962, 993, 1014, 1184, 1248, 1324, 1352, 1443, 1776, 1924, 1986, 2028, 2648, 2704, 2886, 3552, 3848, 3972, 4056, 4303, 5296, 5408, 5772, 6253, 7696, 7944, 8112, 8606, 10592, 11544, 12247, 12506, 12909, 15392, 15888, 16224, 17212, 18759, 23088, 24494, 25012, 25818, 31776, 34424, 36741, 37518, 46176, 48988, 50024, 51636, 55939, 68848, 73482, 75036, 97976, 100048, 103272, 111878, 137696, 146964, 150072, 159211, 167817, 195952, 200096, 206544, 223756, 293928, 300144, 318422, 335634, 391904, 413088, 447512, 477633, 587856, 600288, 636844, 671268, 895024, 955266, 1175712, 1273688, 1342536, 1790048, 1910532, 2069743, 2547376, 2685072, 3821064, 4139486, 5094752, 5370144, 6209229, 7642128, 8278972, 12418458, 15284256, 16557944, 24836916, 33115888, 49673832, 66231776, 99347664, 198695328]

約数ペア:

[(1, 198695328), (2, 99347664), (3, 66231776), (4, 49673832), (6, 33115888), (8, 24836916), (12, 16557944), (13, 15284256), (16, 12418458), (24, 8278972), (26, 7642128), (32, 6209229), (37, 5370144), (39, 5094752), (48, 4139486), (52, 3821064), (74, 2685072), (78, 2547376), (96, 2069743), (104, 1910532), (111, 1790048), (148, 1342536), (156, 1273688), (169, 1175712), (208, 955266), (222, 895024), (296, 671268), (312, 636844), (331, 600288), (338, 587856), (416, 477633), (444, 447512), (481, 413088), (507, 391904), (592, 335634), (624, 318422), (662, 300144), (676, 293928), (888, 223756), (962, 206544), (993, 200096), (1014, 195952), (1184, 167817), (1248, 159211), (1324, 150072), (1352, 146964), (1443, 137696), (1776, 111878), (1924, 103272), (1986, 100048), (2028, 97976), (2648, 75036), (2704, 73482), (2886, 68848), (3552, 55939), (3848, 51636), (3972, 50024), (4056, 48988), (4303, 46176), (5296, 37518), (5408, 36741), (5772, 34424), (6253, 31776), (7696, 25818), (7944, 25012), (8112, 24494), (8606, 23088), (10592, 18759), (11544, 17212), (12247, 16224), (12506, 15888), (12909, 15392)]