28453920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 103856256

約数和(自身を除く): 75402336

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, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 317, 330, 340, 352, 374, 408, 440, 480, 510, 528, 544, 561, 634, 660, 680, 748, 816, 880, 935, 951, 1020, 1056, 1122, 1268, 1320, 1360, 1496, 1585, 1632, 1760, 1870, 1902, 2040, 2244, 2536, 2640, 2720, 2805, 2992, 3170, 3487, 3740, 3804, 4080, 4488, 4755, 5072, 5280, 5389, 5610, 5984, 6340, 6974, 7480, 7608, 8160, 8976, 9510, 10144, 10461, 10778, 11220, 12680, 13948, 14960, 15216, 16167, 17435, 17952, 19020, 20922, 21556, 22440, 25360, 26945, 27896, 29920, 30432, 32334, 34870, 38040, 41844, 43112, 44880, 50720, 52305, 53890, 55792, 59279, 64668, 69740, 76080, 80835, 83688, 86224, 89760, 104610, 107780, 111584, 118558, 129336, 139480, 152160, 161670, 167376, 172448, 177837, 209220, 215560, 237116, 258672, 278960, 296395, 323340, 334752, 355674, 418440, 431120, 474232, 517344, 557920, 592790, 646680, 711348, 836880, 862240, 889185, 948464, 1185580, 1293360, 1422696, 1673760, 1778370, 1896928, 2371160, 2586720, 2845392, 3556740, 4742320, 5690784, 7113480, 9484640, 14226960, 28453920]

約数ペア:

[(1, 28453920), (2, 14226960), (3, 9484640), (4, 7113480), (5, 5690784), (6, 4742320), (8, 3556740), (10, 2845392), (11, 2586720), (12, 2371160), (15, 1896928), (16, 1778370), (17, 1673760), (20, 1422696), (22, 1293360), (24, 1185580), (30, 948464), (32, 889185), (33, 862240), (34, 836880), (40, 711348), (44, 646680), (48, 592790), (51, 557920), (55, 517344), (60, 474232), (66, 431120), (68, 418440), (80, 355674), (85, 334752), (88, 323340), (96, 296395), (102, 278960), (110, 258672), (120, 237116), (132, 215560), (136, 209220), (160, 177837), (165, 172448), (170, 167376), (176, 161670), (187, 152160), (204, 139480), (220, 129336), (240, 118558), (255, 111584), (264, 107780), (272, 104610), (317, 89760), (330, 86224), (340, 83688), (352, 80835), (374, 76080), (408, 69740), (440, 64668), (480, 59279), (510, 55792), (528, 53890), (544, 52305), (561, 50720), (634, 44880), (660, 43112), (680, 41844), (748, 38040), (816, 34870), (880, 32334), (935, 30432), (951, 29920), (1020, 27896), (1056, 26945), (1122, 25360), (1268, 22440), (1320, 21556), (1360, 20922), (1496, 19020), (1585, 17952), (1632, 17435), (1760, 16167), (1870, 15216), (1902, 14960), (2040, 13948), (2244, 12680), (2536, 11220), (2640, 10778), (2720, 10461), (2805, 10144), (2992, 9510), (3170, 8976), (3487, 8160), (3740, 7608), (3804, 7480), (4080, 6974), (4488, 6340), (4755, 5984), (5072, 5610), (5280, 5389)]