259501572

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 746928000

約数和(自身を除く): 487426428

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 89, 99, 111, 132, 148, 178, 198, 199, 222, 267, 333, 356, 396, 398, 407, 444, 534, 597, 666, 796, 801, 814, 979, 1068, 1194, 1221, 1332, 1602, 1628, 1791, 1958, 2189, 2388, 2442, 2937, 3204, 3293, 3582, 3663, 3916, 4378, 4884, 5874, 6567, 6586, 7164, 7326, 7363, 8756, 8811, 9879, 11748, 13134, 13172, 14652, 14726, 17622, 17711, 19701, 19758, 22089, 26268, 29452, 29637, 35244, 35422, 36223, 39402, 39516, 44178, 53133, 59274, 66267, 70844, 72446, 78804, 80993, 88356, 106266, 108669, 118548, 132534, 144892, 159399, 161986, 194821, 212532, 217338, 242979, 265068, 318798, 323972, 326007, 389642, 434676, 485958, 584463, 637596, 652014, 655307, 728937, 779284, 971916, 1168926, 1304028, 1310614, 1457874, 1753389, 1965921, 2337852, 2621228, 2915748, 3506778, 3931842, 5897763, 7013556, 7208377, 7863684, 11795526, 14416754, 21625131, 23591052, 28833508, 43250262, 64875393, 86500524, 129750786, 259501572]

約数ペア:

[(1, 259501572), (2, 129750786), (3, 86500524), (4, 64875393), (6, 43250262), (9, 28833508), (11, 23591052), (12, 21625131), (18, 14416754), (22, 11795526), (33, 7863684), (36, 7208377), (37, 7013556), (44, 5897763), (66, 3931842), (74, 3506778), (89, 2915748), (99, 2621228), (111, 2337852), (132, 1965921), (148, 1753389), (178, 1457874), (198, 1310614), (199, 1304028), (222, 1168926), (267, 971916), (333, 779284), (356, 728937), (396, 655307), (398, 652014), (407, 637596), (444, 584463), (534, 485958), (597, 434676), (666, 389642), (796, 326007), (801, 323972), (814, 318798), (979, 265068), (1068, 242979), (1194, 217338), (1221, 212532), (1332, 194821), (1602, 161986), (1628, 159399), (1791, 144892), (1958, 132534), (2189, 118548), (2388, 108669), (2442, 106266), (2937, 88356), (3204, 80993), (3293, 78804), (3582, 72446), (3663, 70844), (3916, 66267), (4378, 59274), (4884, 53133), (5874, 44178), (6567, 39516), (6586, 39402), (7164, 36223), (7326, 35422), (7363, 35244), (8756, 29637), (8811, 29452), (9879, 26268), (11748, 22089), (13134, 19758), (13172, 19701), (14652, 17711), (14726, 17622)]