1208668888

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 2822400000

約数和(自身を除く): 1613731112

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 97, 98, 133, 152, 194, 196, 239, 266, 343, 388, 392, 478, 532, 679, 686, 776, 931, 956, 1064, 1358, 1372, 1673, 1843, 1862, 1912, 2716, 2744, 3346, 3686, 3724, 4541, 4753, 5432, 6517, 6692, 7372, 7448, 9082, 9506, 11711, 12901, 13034, 13384, 14744, 18164, 19012, 23183, 23422, 25802, 26068, 31787, 33271, 36328, 38024, 46366, 46844, 51604, 52136, 63574, 66542, 81977, 90307, 92732, 93688, 103208, 127148, 133084, 162281, 163954, 180614, 185464, 222509, 254296, 266168, 324562, 327908, 361228, 440477, 445018, 632149, 649124, 655816, 722456, 880954, 890036, 1135967, 1264298, 1298248, 1557563, 1761908, 1780072, 2271934, 2528596, 3083339, 3115126, 3523816, 4543868, 5057192, 6166678, 6230252, 7951769, 9087736, 12333356, 12460504, 15903538, 21583373, 24666712, 31807076, 43166746, 63614152, 86333492, 151083611, 172666984, 302167222, 604334444, 1208668888]

約数ペア:

[(1, 1208668888), (2, 604334444), (4, 302167222), (7, 172666984), (8, 151083611), (14, 86333492), (19, 63614152), (28, 43166746), (38, 31807076), (49, 24666712), (56, 21583373), (76, 15903538), (97, 12460504), (98, 12333356), (133, 9087736), (152, 7951769), (194, 6230252), (196, 6166678), (239, 5057192), (266, 4543868), (343, 3523816), (388, 3115126), (392, 3083339), (478, 2528596), (532, 2271934), (679, 1780072), (686, 1761908), (776, 1557563), (931, 1298248), (956, 1264298), (1064, 1135967), (1358, 890036), (1372, 880954), (1673, 722456), (1843, 655816), (1862, 649124), (1912, 632149), (2716, 445018), (2744, 440477), (3346, 361228), (3686, 327908), (3724, 324562), (4541, 266168), (4753, 254296), (5432, 222509), (6517, 185464), (6692, 180614), (7372, 163954), (7448, 162281), (9082, 133084), (9506, 127148), (11711, 103208), (12901, 93688), (13034, 92732), (13384, 90307), (14744, 81977), (18164, 66542), (19012, 63574), (23183, 52136), (23422, 51604), (25802, 46844), (26068, 46366), (31787, 38024), (33271, 36328)]