256333572

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1111

約数の個数: 120

約数和(自身を含む): 742053312

約数和(自身を除く): 485719740

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 71, 81, 99, 108, 132, 142, 162, 198, 213, 284, 297, 324, 396, 426, 594, 639, 781, 852, 891, 1013, 1188, 1278, 1562, 1782, 1917, 2026, 2343, 2556, 3039, 3124, 3564, 3834, 4052, 4686, 5751, 6078, 7029, 7668, 9117, 9372, 11143, 11502, 12156, 14058, 18234, 21087, 22286, 23004, 27351, 28116, 33429, 36468, 42174, 44572, 54702, 63261, 66858, 71923, 82053, 84348, 100287, 109404, 126522, 133716, 143846, 164106, 200574, 215769, 253044, 287692, 300861, 328212, 401148, 431538, 601722, 647307, 791153, 863076, 902583, 1203444, 1294614, 1582306, 1805166, 1941921, 2373459, 2589228, 3164612, 3610332, 3883842, 4746918, 5825763, 7120377, 7767684, 9493836, 11651526, 14240754, 21361131, 23303052, 28481508, 42722262, 64083393, 85444524, 128166786, 256333572]

約数ペア:

[(1, 256333572), (2, 128166786), (3, 85444524), (4, 64083393), (6, 42722262), (9, 28481508), (11, 23303052), (12, 21361131), (18, 14240754), (22, 11651526), (27, 9493836), (33, 7767684), (36, 7120377), (44, 5825763), (54, 4746918), (66, 3883842), (71, 3610332), (81, 3164612), (99, 2589228), (108, 2373459), (132, 1941921), (142, 1805166), (162, 1582306), (198, 1294614), (213, 1203444), (284, 902583), (297, 863076), (324, 791153), (396, 647307), (426, 601722), (594, 431538), (639, 401148), (781, 328212), (852, 300861), (891, 287692), (1013, 253044), (1188, 215769), (1278, 200574), (1562, 164106), (1782, 143846), (1917, 133716), (2026, 126522), (2343, 109404), (2556, 100287), (3039, 84348), (3124, 82053), (3564, 71923), (3834, 66858), (4052, 63261), (4686, 54702), (5751, 44572), (6078, 42174), (7029, 36468), (7668, 33429), (9117, 28116), (9372, 27351), (11143, 23004), (11502, 22286), (12156, 21087), (14058, 18234)]