208012920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{75367}}^1$

素因数の和:75404

約数の個数: 64

約数和(自身を含む): 651179520

約数和(自身を除く): 443166600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 75367, 150734, 226101, 301468, 376835, 452202, 602936, 753670, 904404, 1130505, 1507340, 1733441, 1808808, 2261010, 3014680, 3466882, 4522020, 5200323, 6933764, 8667205, 9044040, 10400646, 13867528, 17334410, 20801292, 26001615, 34668820, 41602584, 52003230, 69337640, 104006460, 208012920]

約数ペア:

[(1, 208012920), (2, 104006460), (3, 69337640), (4, 52003230), (5, 41602584), (6, 34668820), (8, 26001615), (10, 20801292), (12, 17334410), (15, 13867528), (20, 10400646), (23, 9044040), (24, 8667205), (30, 6933764), (40, 5200323), (46, 4522020), (60, 3466882), (69, 3014680), (92, 2261010), (115, 1808808), (120, 1733441), (138, 1507340), (184, 1130505), (230, 904404), (276, 753670), (345, 602936), (460, 452202), (552, 376835), (690, 301468), (920, 226101), (1380, 150734), (2760, 75367)]