81479772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 237025152

約数和(自身を除く): 155545380

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 67, 74, 83, 99, 111, 132, 134, 148, 166, 198, 201, 222, 249, 268, 332, 333, 396, 402, 407, 444, 498, 603, 666, 737, 747, 804, 814, 913, 996, 1206, 1221, 1332, 1474, 1494, 1628, 1826, 2211, 2412, 2442, 2479, 2739, 2948, 2988, 3071, 3652, 3663, 4422, 4884, 4958, 5478, 5561, 6142, 6633, 7326, 7437, 8217, 8844, 9213, 9916, 10956, 11122, 12284, 13266, 14652, 14874, 16434, 16683, 18426, 22244, 22311, 26532, 27269, 27639, 29748, 32868, 33366, 33781, 36852, 44622, 50049, 54538, 55278, 61171, 66732, 67562, 81807, 89244, 100098, 101343, 109076, 110556, 122342, 135124, 163614, 183513, 200196, 202686, 205757, 244684, 245421, 304029, 327228, 367026, 405372, 411514, 490842, 550539, 608058, 617271, 734052, 823028, 981684, 1101078, 1216116, 1234542, 1851813, 2202156, 2263327, 2469084, 3703626, 4526654, 6789981, 7407252, 9053308, 13579962, 20369943, 27159924, 40739886, 81479772]

約数ペア:

[(1, 81479772), (2, 40739886), (3, 27159924), (4, 20369943), (6, 13579962), (9, 9053308), (11, 7407252), (12, 6789981), (18, 4526654), (22, 3703626), (33, 2469084), (36, 2263327), (37, 2202156), (44, 1851813), (66, 1234542), (67, 1216116), (74, 1101078), (83, 981684), (99, 823028), (111, 734052), (132, 617271), (134, 608058), (148, 550539), (166, 490842), (198, 411514), (201, 405372), (222, 367026), (249, 327228), (268, 304029), (332, 245421), (333, 244684), (396, 205757), (402, 202686), (407, 200196), (444, 183513), (498, 163614), (603, 135124), (666, 122342), (737, 110556), (747, 109076), (804, 101343), (814, 100098), (913, 89244), (996, 81807), (1206, 67562), (1221, 66732), (1332, 61171), (1474, 55278), (1494, 54538), (1628, 50049), (1826, 44622), (2211, 36852), (2412, 33781), (2442, 33366), (2479, 32868), (2739, 29748), (2948, 27639), (2988, 27269), (3071, 26532), (3652, 22311), (3663, 22244), (4422, 18426), (4884, 16683), (4958, 16434), (5478, 14874), (5561, 14652), (6142, 13266), (6633, 12284), (7326, 11122), (7437, 10956), (8217, 9916), (8844, 9213)]