90266640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{823}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 280779648

約数和(自身を除く): 190513008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 823, 914, 1371, 1646, 1828, 2285, 2469, 2742, 3292, 3656, 4115, 4570, 4938, 5484, 6584, 6855, 7312, 8230, 9140, 9876, 10968, 12345, 13168, 13710, 16460, 18280, 19752, 21936, 24690, 27420, 32920, 36560, 39504, 49380, 54840, 65840, 98760, 109680, 197520, 376111, 752222, 1128333, 1504444, 1880555, 2256666, 3008888, 3761110, 4513332, 5641665, 6017776, 7522220, 9026664, 11283330, 15044440, 18053328, 22566660, 30088880, 45133320, 90266640]

約数ペア:

[(1, 90266640), (2, 45133320), (3, 30088880), (4, 22566660), (5, 18053328), (6, 15044440), (8, 11283330), (10, 9026664), (12, 7522220), (15, 6017776), (16, 5641665), (20, 4513332), (24, 3761110), (30, 3008888), (40, 2256666), (48, 1880555), (60, 1504444), (80, 1128333), (120, 752222), (240, 376111), (457, 197520), (823, 109680), (914, 98760), (1371, 65840), (1646, 54840), (1828, 49380), (2285, 39504), (2469, 36560), (2742, 32920), (3292, 27420), (3656, 24690), (4115, 21936), (4570, 19752), (4938, 18280), (5484, 16460), (6584, 13710), (6855, 13168), (7312, 12345), (8230, 10968), (9140, 9876)]