251745732

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 180

約数和(自身を含む): 778064364

約数和(自身を除く): 526318632

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 101, 108, 126, 147, 157, 162, 189, 196, 202, 252, 294, 303, 314, 324, 378, 404, 441, 471, 567, 588, 606, 628, 707, 756, 882, 909, 942, 1099, 1134, 1212, 1323, 1413, 1414, 1764, 1818, 1884, 2121, 2198, 2268, 2646, 2727, 2826, 2828, 3297, 3636, 3969, 4239, 4242, 4396, 4949, 5292, 5454, 5652, 6363, 6594, 7693, 7938, 8181, 8478, 8484, 9891, 9898, 10908, 12717, 12726, 13188, 14847, 15386, 15857, 15876, 16362, 16956, 19089, 19782, 19796, 23079, 25434, 25452, 29673, 29694, 30772, 31714, 32724, 38178, 39564, 44541, 46158, 47571, 50868, 57267, 59346, 59388, 63428, 69237, 76356, 89019, 89082, 92316, 95142, 110999, 114534, 118692, 133623, 138474, 142713, 178038, 178164, 190284, 207711, 221998, 229068, 267246, 276948, 285426, 332997, 356076, 400869, 415422, 428139, 443996, 534492, 570852, 623133, 665994, 776993, 801738, 830844, 856278, 998991, 1246266, 1284417, 1331988, 1553986, 1603476, 1712556, 1997982, 2330979, 2492532, 2568834, 2996973, 3107972, 3995964, 4661958, 5137668, 5993946, 6992937, 8990919, 9323916, 11987892, 13985874, 17981838, 20978811, 27971748, 35963676, 41957622, 62936433, 83915244, 125872866, 251745732]

約数ペア:

[(1, 251745732), (2, 125872866), (3, 83915244), (4, 62936433), (6, 41957622), (7, 35963676), (9, 27971748), (12, 20978811), (14, 17981838), (18, 13985874), (21, 11987892), (27, 9323916), (28, 8990919), (36, 6992937), (42, 5993946), (49, 5137668), (54, 4661958), (63, 3995964), (81, 3107972), (84, 2996973), (98, 2568834), (101, 2492532), (108, 2330979), (126, 1997982), (147, 1712556), (157, 1603476), (162, 1553986), (189, 1331988), (196, 1284417), (202, 1246266), (252, 998991), (294, 856278), (303, 830844), (314, 801738), (324, 776993), (378, 665994), (404, 623133), (441, 570852), (471, 534492), (567, 443996), (588, 428139), (606, 415422), (628, 400869), (707, 356076), (756, 332997), (882, 285426), (909, 276948), (942, 267246), (1099, 229068), (1134, 221998), (1212, 207711), (1323, 190284), (1413, 178164), (1414, 178038), (1764, 142713), (1818, 138474), (1884, 133623), (2121, 118692), (2198, 114534), (2268, 110999), (2646, 95142), (2727, 92316), (2826, 89082), (2828, 89019), (3297, 76356), (3636, 69237), (3969, 63428), (4239, 59388), (4242, 59346), (4396, 57267), (4949, 50868), (5292, 47571), (5454, 46158), (5652, 44541), (6363, 39564), (6594, 38178), (7693, 32724), (7938, 31714), (8181, 30772), (8478, 29694), (8484, 29673), (9891, 25452), (9898, 25434), (10908, 23079), (12717, 19796), (12726, 19782), (13188, 19089), (14847, 16956), (15386, 16362), (15857, 15876)]