251541576

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 144

約数和(自身を含む): 806785980

約数和(自身を除く): 555244404

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 121, 132, 143, 156, 198, 234, 242, 264, 286, 312, 363, 396, 429, 468, 484, 572, 726, 792, 858, 936, 968, 1089, 1144, 1287, 1452, 1573, 1716, 2178, 2221, 2574, 2904, 3146, 3432, 4356, 4442, 4719, 5148, 6292, 6663, 8712, 8884, 9438, 10296, 12584, 13326, 14157, 17768, 18876, 19989, 24431, 26652, 28314, 28873, 37752, 39978, 48862, 53304, 56628, 57746, 73293, 79956, 86619, 97724, 113256, 115492, 146586, 159912, 173238, 195448, 219879, 230984, 259857, 268741, 293172, 317603, 346476, 439758, 519714, 537482, 586344, 635206, 692952, 806223, 879516, 952809, 1039428, 1074964, 1270412, 1612446, 1759032, 1905618, 2078856, 2149928, 2418669, 2540824, 2858427, 3224892, 3493633, 3811236, 4837338, 5716854, 6449784, 6987266, 7622472, 9674676, 10480899, 11433708, 13974532, 19349352, 20961798, 22867416, 27949064, 31442697, 41923596, 62885394, 83847192, 125770788, 251541576]

約数ペア:

[(1, 251541576), (2, 125770788), (3, 83847192), (4, 62885394), (6, 41923596), (8, 31442697), (9, 27949064), (11, 22867416), (12, 20961798), (13, 19349352), (18, 13974532), (22, 11433708), (24, 10480899), (26, 9674676), (33, 7622472), (36, 6987266), (39, 6449784), (44, 5716854), (52, 4837338), (66, 3811236), (72, 3493633), (78, 3224892), (88, 2858427), (99, 2540824), (104, 2418669), (117, 2149928), (121, 2078856), (132, 1905618), (143, 1759032), (156, 1612446), (198, 1270412), (234, 1074964), (242, 1039428), (264, 952809), (286, 879516), (312, 806223), (363, 692952), (396, 635206), (429, 586344), (468, 537482), (484, 519714), (572, 439758), (726, 346476), (792, 317603), (858, 293172), (936, 268741), (968, 259857), (1089, 230984), (1144, 219879), (1287, 195448), (1452, 173238), (1573, 159912), (1716, 146586), (2178, 115492), (2221, 113256), (2574, 97724), (2904, 86619), (3146, 79956), (3432, 73293), (4356, 57746), (4442, 56628), (4719, 53304), (5148, 48862), (6292, 39978), (6663, 37752), (8712, 28873), (8884, 28314), (9438, 26652), (10296, 24431), (12584, 19989), (13326, 18876), (14157, 17768)]