74882720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 194939136

約数和(自身を除く): 120056416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 157, 160, 176, 220, 271, 314, 352, 440, 542, 628, 785, 880, 1084, 1256, 1355, 1570, 1727, 1760, 2168, 2512, 2710, 2981, 3140, 3454, 4336, 5024, 5420, 5962, 6280, 6908, 8635, 8672, 10840, 11924, 12560, 13816, 14905, 17270, 21680, 23848, 25120, 27632, 29810, 34540, 42547, 43360, 47696, 55264, 59620, 69080, 85094, 95392, 119240, 138160, 170188, 212735, 238480, 276320, 340376, 425470, 468017, 476960, 680752, 850940, 936034, 1361504, 1701880, 1872068, 2340085, 3403760, 3744136, 4680170, 6807520, 7488272, 9360340, 14976544, 18720680, 37441360, 74882720]

約数ペア:

[(1, 74882720), (2, 37441360), (4, 18720680), (5, 14976544), (8, 9360340), (10, 7488272), (11, 6807520), (16, 4680170), (20, 3744136), (22, 3403760), (32, 2340085), (40, 1872068), (44, 1701880), (55, 1361504), (80, 936034), (88, 850940), (110, 680752), (157, 476960), (160, 468017), (176, 425470), (220, 340376), (271, 276320), (314, 238480), (352, 212735), (440, 170188), (542, 138160), (628, 119240), (785, 95392), (880, 85094), (1084, 69080), (1256, 59620), (1355, 55264), (1570, 47696), (1727, 43360), (1760, 42547), (2168, 34540), (2512, 29810), (2710, 27632), (2981, 25120), (3140, 23848), (3454, 21680), (4336, 17270), (5024, 14905), (5420, 13816), (5962, 12560), (6280, 11924), (6908, 10840), (8635, 8672)]