156481780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 408231936

約数和(自身を除く): 251750156

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 127, 130, 140, 182, 254, 260, 364, 455, 508, 635, 677, 889, 910, 1270, 1354, 1651, 1778, 1820, 2540, 2708, 3302, 3385, 3556, 4445, 4739, 6604, 6770, 8255, 8801, 8890, 9478, 11557, 13540, 16510, 17602, 17780, 18956, 23114, 23695, 33020, 35204, 44005, 46228, 47390, 57785, 61607, 85979, 88010, 94780, 115570, 123214, 171958, 176020, 231140, 246428, 308035, 343916, 429895, 601853, 616070, 859790, 1117727, 1203706, 1232140, 1719580, 2235454, 2407412, 3009265, 4470908, 5588635, 6018530, 7824089, 11177270, 12037060, 15648178, 22354540, 31296356, 39120445, 78240890, 156481780]

約数ペア:

[(1, 156481780), (2, 78240890), (4, 39120445), (5, 31296356), (7, 22354540), (10, 15648178), (13, 12037060), (14, 11177270), (20, 7824089), (26, 6018530), (28, 5588635), (35, 4470908), (52, 3009265), (65, 2407412), (70, 2235454), (91, 1719580), (127, 1232140), (130, 1203706), (140, 1117727), (182, 859790), (254, 616070), (260, 601853), (364, 429895), (455, 343916), (508, 308035), (635, 246428), (677, 231140), (889, 176020), (910, 171958), (1270, 123214), (1354, 115570), (1651, 94780), (1778, 88010), (1820, 85979), (2540, 61607), (2708, 57785), (3302, 47390), (3385, 46228), (3556, 44005), (4445, 35204), (4739, 33020), (6604, 23695), (6770, 23114), (8255, 18956), (8801, 17780), (8890, 17602), (9478, 16510), (11557, 13540)]