121778928

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 360726912

約数和(自身を除く): 238947984

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, 443, 498, 552, 664, 747, 828, 886, 996, 1104, 1328, 1329, 1494, 1656, 1772, 1909, 1992, 2658, 2988, 3312, 3544, 3818, 3984, 3987, 5316, 5727, 5976, 7088, 7636, 7974, 10189, 10632, 11454, 11952, 15272, 15948, 17181, 20378, 21264, 22908, 30544, 30567, 31896, 34362, 36769, 40756, 45816, 61134, 63792, 68724, 73538, 81512, 91632, 91701, 110307, 122268, 137448, 147076, 163024, 183402, 220614, 244536, 274896, 294152, 330921, 366804, 441228, 489072, 588304, 661842, 733608, 845687, 882456, 1323684, 1467216, 1691374, 1764912, 2537061, 2647368, 3382748, 5074122, 5294736, 6765496, 7611183, 10148244, 13530992, 15222366, 20296488, 30444732, 40592976, 60889464, 121778928]

約数ペア:

[(1, 121778928), (2, 60889464), (3, 40592976), (4, 30444732), (6, 20296488), (8, 15222366), (9, 13530992), (12, 10148244), (16, 7611183), (18, 6765496), (23, 5294736), (24, 5074122), (36, 3382748), (46, 2647368), (48, 2537061), (69, 1764912), (72, 1691374), (83, 1467216), (92, 1323684), (138, 882456), (144, 845687), (166, 733608), (184, 661842), (207, 588304), (249, 489072), (276, 441228), (332, 366804), (368, 330921), (414, 294152), (443, 274896), (498, 244536), (552, 220614), (664, 183402), (747, 163024), (828, 147076), (886, 137448), (996, 122268), (1104, 110307), (1328, 91701), (1329, 91632), (1494, 81512), (1656, 73538), (1772, 68724), (1909, 63792), (1992, 61134), (2658, 45816), (2988, 40756), (3312, 36769), (3544, 34362), (3818, 31896), (3984, 30567), (3987, 30544), (5316, 22908), (5727, 21264), (5976, 20378), (7088, 17181), (7636, 15948), (7974, 15272), (10189, 11952), (10632, 11454)]