21035258880

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1369483}}^1$

素因数の和:1369511

約数の個数: 88

約数和(自身を含む): 67280009952

約数和(自身を除く): 46244751072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 1369483, 2738966, 4108449, 5477932, 6847415, 8216898, 10955864, 13694830, 16433796, 20542245, 21911728, 27389660, 32867592, 41084490, 43823456, 54779320, 65735184, 82168980, 87646912, 109558640, 131470368, 164337960, 175293824, 219117280, 262940736, 328675920, 350587648, 438234560, 525881472, 657351840, 701175296, 876469120, 1051762944, 1314703680, 1402350592, 1752938240, 2103525888, 2629407360, 3505876480, 4207051776, 5258814720, 7011752960, 10517629440, 21035258880]

約数ペア:

[(1, 21035258880), (2, 10517629440), (3, 7011752960), (4, 5258814720), (5, 4207051776), (6, 3505876480), (8, 2629407360), (10, 2103525888), (12, 1752938240), (15, 1402350592), (16, 1314703680), (20, 1051762944), (24, 876469120), (30, 701175296), (32, 657351840), (40, 525881472), (48, 438234560), (60, 350587648), (64, 328675920), (80, 262940736), (96, 219117280), (120, 175293824), (128, 164337960), (160, 131470368), (192, 109558640), (240, 87646912), (256, 82168980), (320, 65735184), (384, 54779320), (480, 43823456), (512, 41084490), (640, 32867592), (768, 27389660), (960, 21911728), (1024, 20542245), (1280, 16433796), (1536, 13694830), (1920, 10955864), (2560, 8216898), (3072, 6847415), (3840, 5477932), (5120, 4108449), (7680, 2738966), (15360, 1369483)]