123238712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 264708000

約数和(自身を除く): 141469288

約数列:

[1, 2, 4, 8, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 296, 323, 629, 646, 703, 1258, 1289, 1292, 1406, 2516, 2578, 2584, 2812, 5032, 5156, 5624, 10312, 11951, 21913, 23902, 24491, 43826, 47693, 47804, 48982, 87652, 95386, 95608, 97964, 175304, 190772, 195928, 381544, 416347, 810781, 832694, 906167, 1621562, 1665388, 1812334, 3243124, 3330776, 3624668, 6486248, 7249336, 15404839, 30809678, 61619356, 123238712]

約数ペア:

[(1, 123238712), (2, 61619356), (4, 30809678), (8, 15404839), (17, 7249336), (19, 6486248), (34, 3624668), (37, 3330776), (38, 3243124), (68, 1812334), (74, 1665388), (76, 1621562), (136, 906167), (148, 832694), (152, 810781), (296, 416347), (323, 381544), (629, 195928), (646, 190772), (703, 175304), (1258, 97964), (1289, 95608), (1292, 95386), (1406, 87652), (2516, 48982), (2578, 47804), (2584, 47693), (2812, 43826), (5032, 24491), (5156, 23902), (5624, 21913), (10312, 11951)]