78557520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11287}}^1$

素因数の和:11332

約数の個数: 80

約数和(自身を含む): 251948160

約数和(自身を除く): 173390640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 11287, 22574, 33861, 45148, 56435, 67722, 90296, 112870, 135444, 169305, 180592, 225740, 270888, 327323, 338610, 451480, 541776, 654646, 677220, 902960, 981969, 1309292, 1354440, 1636615, 1963938, 2618584, 2708880, 3273230, 3927876, 4909845, 5237168, 6546460, 7855752, 9819690, 13092920, 15711504, 19639380, 26185840, 39278760, 78557520]

約数ペア:

[(1, 78557520), (2, 39278760), (3, 26185840), (4, 19639380), (5, 15711504), (6, 13092920), (8, 9819690), (10, 7855752), (12, 6546460), (15, 5237168), (16, 4909845), (20, 3927876), (24, 3273230), (29, 2708880), (30, 2618584), (40, 1963938), (48, 1636615), (58, 1354440), (60, 1309292), (80, 981969), (87, 902960), (116, 677220), (120, 654646), (145, 541776), (174, 451480), (232, 338610), (240, 327323), (290, 270888), (348, 225740), (435, 180592), (464, 169305), (580, 135444), (696, 112870), (870, 90296), (1160, 67722), (1392, 56435), (1740, 45148), (2320, 33861), (3480, 22574), (6960, 11287)]