21134080

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 58867200

約数和(自身を除く): 37733120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 79, 80, 88, 95, 110, 128, 152, 158, 160, 176, 190, 209, 220, 256, 304, 316, 320, 352, 380, 395, 418, 440, 608, 632, 640, 704, 760, 790, 836, 869, 880, 1045, 1216, 1264, 1280, 1408, 1501, 1520, 1580, 1672, 1738, 1760, 2090, 2432, 2528, 2816, 3002, 3040, 3160, 3344, 3476, 3520, 4180, 4345, 4864, 5056, 6004, 6080, 6320, 6688, 6952, 7040, 7505, 8360, 8690, 10112, 12008, 12160, 12640, 13376, 13904, 14080, 15010, 16511, 16720, 17380, 20224, 24016, 24320, 25280, 26752, 27808, 30020, 33022, 33440, 34760, 48032, 50560, 53504, 55616, 60040, 66044, 66880, 69520, 82555, 96064, 101120, 111232, 120080, 132088, 133760, 139040, 165110, 192128, 222464, 240160, 264176, 267520, 278080, 330220, 384256, 480320, 528352, 556160, 660440, 960640, 1056704, 1112320, 1320880, 1921280, 2113408, 2641760, 4226816, 5283520, 10567040, 21134080]

約数ペア:

[(1, 21134080), (2, 10567040), (4, 5283520), (5, 4226816), (8, 2641760), (10, 2113408), (11, 1921280), (16, 1320880), (19, 1112320), (20, 1056704), (22, 960640), (32, 660440), (38, 556160), (40, 528352), (44, 480320), (55, 384256), (64, 330220), (76, 278080), (79, 267520), (80, 264176), (88, 240160), (95, 222464), (110, 192128), (128, 165110), (152, 139040), (158, 133760), (160, 132088), (176, 120080), (190, 111232), (209, 101120), (220, 96064), (256, 82555), (304, 69520), (316, 66880), (320, 66044), (352, 60040), (380, 55616), (395, 53504), (418, 50560), (440, 48032), (608, 34760), (632, 33440), (640, 33022), (704, 30020), (760, 27808), (790, 26752), (836, 25280), (869, 24320), (880, 24016), (1045, 20224), (1216, 17380), (1264, 16720), (1280, 16511), (1408, 15010), (1501, 14080), (1520, 13904), (1580, 13376), (1672, 12640), (1738, 12160), (1760, 12008), (2090, 10112), (2432, 8690), (2528, 8360), (2816, 7505), (3002, 7040), (3040, 6952), (3160, 6688), (3344, 6320), (3476, 6080), (3520, 6004), (4180, 5056), (4345, 4864)]