18030160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 26966960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 239, 328, 368, 410, 460, 478, 656, 820, 920, 943, 956, 1195, 1640, 1840, 1886, 1912, 2390, 3280, 3772, 3824, 4715, 4780, 5497, 7544, 9430, 9560, 9799, 10994, 15088, 18860, 19120, 19598, 21988, 27485, 37720, 39196, 43976, 48995, 54970, 75440, 78392, 87952, 97990, 109940, 156784, 195980, 219880, 225377, 391960, 439760, 450754, 783920, 901508, 1126885, 1803016, 2253770, 3606032, 4507540, 9015080, 18030160]

約数ペア:

[(1, 18030160), (2, 9015080), (4, 4507540), (5, 3606032), (8, 2253770), (10, 1803016), (16, 1126885), (20, 901508), (23, 783920), (40, 450754), (41, 439760), (46, 391960), (80, 225377), (82, 219880), (92, 195980), (115, 156784), (164, 109940), (184, 97990), (205, 87952), (230, 78392), (239, 75440), (328, 54970), (368, 48995), (410, 43976), (460, 39196), (478, 37720), (656, 27485), (820, 21988), (920, 19598), (943, 19120), (956, 18860), (1195, 15088), (1640, 10994), (1840, 9799), (1886, 9560), (1912, 9430), (2390, 7544), (3280, 5497), (3772, 4780), (3824, 4715)]