128376432

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:587

約数の個数: 120

約数和(自身を含む): 380225664

約数和(自身を除く): 251849232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 83, 92, 138, 144, 166, 184, 207, 249, 276, 332, 368, 414, 467, 498, 552, 664, 747, 828, 934, 996, 1104, 1328, 1401, 1494, 1656, 1868, 1909, 1992, 2802, 2988, 3312, 3736, 3818, 3984, 4203, 5604, 5727, 5976, 7472, 7636, 8406, 10741, 11208, 11454, 11952, 15272, 16812, 17181, 21482, 22416, 22908, 30544, 32223, 33624, 34362, 38761, 42964, 45816, 64446, 67248, 68724, 77522, 85928, 91632, 96669, 116283, 128892, 137448, 155044, 171856, 193338, 232566, 257784, 274896, 310088, 348849, 386676, 465132, 515568, 620176, 697698, 773352, 891503, 930264, 1395396, 1546704, 1783006, 1860528, 2674509, 2790792, 3566012, 5349018, 5581584, 7132024, 8023527, 10698036, 14264048, 16047054, 21396072, 32094108, 42792144, 64188216, 128376432]

約数ペア:

[(1, 128376432), (2, 64188216), (3, 42792144), (4, 32094108), (6, 21396072), (8, 16047054), (9, 14264048), (12, 10698036), (16, 8023527), (18, 7132024), (23, 5581584), (24, 5349018), (36, 3566012), (46, 2790792), (48, 2674509), (69, 1860528), (72, 1783006), (83, 1546704), (92, 1395396), (138, 930264), (144, 891503), (166, 773352), (184, 697698), (207, 620176), (249, 515568), (276, 465132), (332, 386676), (368, 348849), (414, 310088), (467, 274896), (498, 257784), (552, 232566), (664, 193338), (747, 171856), (828, 155044), (934, 137448), (996, 128892), (1104, 116283), (1328, 96669), (1401, 91632), (1494, 85928), (1656, 77522), (1868, 68724), (1909, 67248), (1992, 64446), (2802, 45816), (2988, 42964), (3312, 38761), (3736, 34362), (3818, 33624), (3984, 32223), (4203, 30544), (5604, 22908), (5727, 22416), (5976, 21482), (7472, 17181), (7636, 16812), (8406, 15272), (10741, 11952), (11208, 11454)]