128480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 335664

約数和(自身を除く): 207184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 73, 80, 88, 110, 146, 160, 176, 220, 292, 352, 365, 440, 584, 730, 803, 880, 1168, 1460, 1606, 1760, 2336, 2920, 3212, 4015, 5840, 6424, 8030, 11680, 12848, 16060, 25696, 32120, 64240, 128480]

約数ペア:

[(1, 128480), (2, 64240), (4, 32120), (5, 25696), (8, 16060), (10, 12848), (11, 11680), (16, 8030), (20, 6424), (22, 5840), (32, 4015), (40, 3212), (44, 2920), (55, 2336), (73, 1760), (80, 1606), (88, 1460), (110, 1168), (146, 880), (160, 803), (176, 730), (220, 584), (292, 440), (352, 365)]