21340199520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4939861}}^1$

素因数の和:4939885

約数の個数: 96

約数和(自身を含む): 74690713440

約数和(自身を除く): 53350513920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4939861, 9879722, 14819583, 19759444, 24699305, 29639166, 39518888, 44458749, 49398610, 59278332, 74097915, 79037776, 88917498, 98797220, 118556664, 133376247, 148195830, 158075552, 177834996, 197594440, 222293745, 237113328, 266752494, 296391660, 355669992, 395188880, 444587490, 474226656, 533504988, 592783320, 666881235, 711339984, 790377760, 889174980, 1067009976, 1185566640, 1333762470, 1422679968, 1778349960, 2134019952, 2371133280, 2667524940, 3556699920, 4268039904, 5335049880, 7113399840, 10670099760, 21340199520]

約数ペア:

[(1, 21340199520), (2, 10670099760), (3, 7113399840), (4, 5335049880), (5, 4268039904), (6, 3556699920), (8, 2667524940), (9, 2371133280), (10, 2134019952), (12, 1778349960), (15, 1422679968), (16, 1333762470), (18, 1185566640), (20, 1067009976), (24, 889174980), (27, 790377760), (30, 711339984), (32, 666881235), (36, 592783320), (40, 533504988), (45, 474226656), (48, 444587490), (54, 395188880), (60, 355669992), (72, 296391660), (80, 266752494), (90, 237113328), (96, 222293745), (108, 197594440), (120, 177834996), (135, 158075552), (144, 148195830), (160, 133376247), (180, 118556664), (216, 98797220), (240, 88917498), (270, 79037776), (288, 74097915), (360, 59278332), (432, 49398610), (480, 44458749), (540, 39518888), (720, 29639166), (864, 24699305), (1080, 19759444), (1440, 14819583), (2160, 9879722), (4320, 4939861)]