261044756

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 562302720

約数和(自身を除く): 301257964

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 79, 92, 98, 158, 161, 196, 316, 322, 553, 644, 733, 1106, 1127, 1466, 1817, 2212, 2254, 2932, 3634, 3871, 4508, 5131, 7268, 7742, 10262, 12719, 15484, 16859, 20524, 25438, 33718, 35917, 50876, 57907, 67436, 71834, 89033, 115814, 118013, 143668, 178066, 231628, 236026, 356132, 405349, 472052, 810698, 826091, 1331861, 1621396, 1652182, 2663722, 2837443, 3304364, 5327444, 5674886, 9323027, 11349772, 18646054, 37292108, 65261189, 130522378, 261044756]

約数ペア:

[(1, 261044756), (2, 130522378), (4, 65261189), (7, 37292108), (14, 18646054), (23, 11349772), (28, 9323027), (46, 5674886), (49, 5327444), (79, 3304364), (92, 2837443), (98, 2663722), (158, 1652182), (161, 1621396), (196, 1331861), (316, 826091), (322, 810698), (553, 472052), (644, 405349), (733, 356132), (1106, 236026), (1127, 231628), (1466, 178066), (1817, 143668), (2212, 118013), (2254, 115814), (2932, 89033), (3634, 71834), (3871, 67436), (4508, 57907), (5131, 50876), (7268, 35917), (7742, 33718), (10262, 25438), (12719, 20524), (15484, 16859)]