180521172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 521015040

約数和(自身を除く): 340493868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 47, 52, 58, 78, 87, 94, 116, 117, 141, 156, 174, 188, 234, 261, 282, 283, 348, 377, 423, 468, 522, 564, 566, 611, 754, 846, 849, 1044, 1131, 1132, 1222, 1363, 1508, 1692, 1698, 1833, 2262, 2444, 2547, 2726, 3393, 3396, 3666, 3679, 4089, 4524, 5094, 5452, 5499, 6786, 7332, 7358, 8178, 8207, 10188, 10998, 11037, 12267, 13301, 13572, 14716, 16356, 16414, 17719, 21996, 22074, 24534, 24621, 26602, 32828, 33111, 35438, 39903, 44148, 49068, 49242, 53157, 53204, 66222, 70876, 73863, 79806, 98484, 106314, 106691, 119709, 132444, 147726, 159471, 159612, 172913, 212628, 213382, 239418, 295452, 318942, 320073, 345826, 385729, 426764, 478836, 518739, 637884, 640146, 691652, 771458, 960219, 1037478, 1157187, 1280292, 1542916, 1556217, 1920438, 2074956, 2314374, 3112434, 3471561, 3840876, 4628748, 5014477, 6224868, 6943122, 10028954, 13886244, 15043431, 20057908, 30086862, 45130293, 60173724, 90260586, 180521172]

約数ペア:

[(1, 180521172), (2, 90260586), (3, 60173724), (4, 45130293), (6, 30086862), (9, 20057908), (12, 15043431), (13, 13886244), (18, 10028954), (26, 6943122), (29, 6224868), (36, 5014477), (39, 4628748), (47, 3840876), (52, 3471561), (58, 3112434), (78, 2314374), (87, 2074956), (94, 1920438), (116, 1556217), (117, 1542916), (141, 1280292), (156, 1157187), (174, 1037478), (188, 960219), (234, 771458), (261, 691652), (282, 640146), (283, 637884), (348, 518739), (377, 478836), (423, 426764), (468, 385729), (522, 345826), (564, 320073), (566, 318942), (611, 295452), (754, 239418), (846, 213382), (849, 212628), (1044, 172913), (1131, 159612), (1132, 159471), (1222, 147726), (1363, 132444), (1508, 119709), (1692, 106691), (1698, 106314), (1833, 98484), (2262, 79806), (2444, 73863), (2547, 70876), (2726, 66222), (3393, 53204), (3396, 53157), (3666, 49242), (3679, 49068), (4089, 44148), (4524, 39903), (5094, 35438), (5452, 33111), (5499, 32828), (6786, 26602), (7332, 24621), (7358, 24534), (8178, 22074), (8207, 21996), (10188, 17719), (10998, 16414), (11037, 16356), (12267, 14716), (13301, 13572)]