253630468

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 607756800

約数和(自身を除く): 354126332

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 49, 52, 62, 76, 91, 98, 124, 133, 169, 182, 196, 217, 247, 266, 338, 364, 403, 434, 494, 532, 589, 637, 676, 806, 868, 931, 988, 1178, 1183, 1274, 1519, 1612, 1729, 1862, 2197, 2356, 2366, 2548, 2821, 3038, 3211, 3458, 3724, 4123, 4394, 4732, 5239, 5642, 6076, 6422, 6916, 7657, 8246, 8281, 8788, 10478, 11284, 12103, 12844, 15314, 15379, 16492, 16562, 19747, 20956, 22477, 24206, 28861, 30628, 30758, 33124, 36673, 39494, 41743, 44954, 48412, 53599, 57722, 61516, 68107, 73346, 78988, 83486, 89908, 99541, 107198, 107653, 115444, 136214, 146692, 157339, 166972, 199082, 214396, 215306, 256711, 272428, 292201, 314678, 375193, 398164, 430612, 476749, 513422, 584402, 629356, 696787, 750386, 953498, 1026844, 1168804, 1294033, 1393574, 1500772, 1906996, 2045407, 2588066, 2787148, 3337243, 4090814, 4877509, 5176132, 6674486, 8181628, 9058231, 9755018, 13348972, 18116462, 19510036, 36232924, 63407617, 126815234, 253630468]

約数ペア:

[(1, 253630468), (2, 126815234), (4, 63407617), (7, 36232924), (13, 19510036), (14, 18116462), (19, 13348972), (26, 9755018), (28, 9058231), (31, 8181628), (38, 6674486), (49, 5176132), (52, 4877509), (62, 4090814), (76, 3337243), (91, 2787148), (98, 2588066), (124, 2045407), (133, 1906996), (169, 1500772), (182, 1393574), (196, 1294033), (217, 1168804), (247, 1026844), (266, 953498), (338, 750386), (364, 696787), (403, 629356), (434, 584402), (494, 513422), (532, 476749), (589, 430612), (637, 398164), (676, 375193), (806, 314678), (868, 292201), (931, 272428), (988, 256711), (1178, 215306), (1183, 214396), (1274, 199082), (1519, 166972), (1612, 157339), (1729, 146692), (1862, 136214), (2197, 115444), (2356, 107653), (2366, 107198), (2548, 99541), (2821, 89908), (3038, 83486), (3211, 78988), (3458, 73346), (3724, 68107), (4123, 61516), (4394, 57722), (4732, 53599), (5239, 48412), (5642, 44954), (6076, 41743), (6422, 39494), (6916, 36673), (7657, 33124), (8246, 30758), (8281, 30628), (8788, 28861), (10478, 24206), (11284, 22477), (12103, 20956), (12844, 19747), (15314, 16562), (15379, 16492)]