128396856

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 401863680

約数和(自身を除く): 273466824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 47, 49, 56, 69, 84, 92, 94, 98, 101, 138, 141, 147, 161, 168, 184, 188, 196, 202, 276, 282, 294, 303, 322, 329, 376, 392, 404, 483, 552, 564, 588, 606, 644, 658, 707, 808, 966, 987, 1081, 1127, 1128, 1176, 1212, 1288, 1316, 1414, 1932, 1974, 2121, 2162, 2254, 2303, 2323, 2424, 2632, 2828, 3243, 3381, 3864, 3948, 4242, 4324, 4508, 4606, 4646, 4747, 4949, 5656, 6486, 6762, 6909, 6969, 7567, 7896, 8484, 8648, 9016, 9212, 9292, 9494, 9898, 12972, 13524, 13818, 13938, 14241, 14847, 15134, 16261, 16968, 18424, 18584, 18988, 19796, 22701, 25944, 27048, 27636, 27876, 28482, 29694, 30268, 32522, 33229, 37976, 39592, 45402, 48783, 52969, 55272, 55752, 56964, 59388, 60536, 65044, 66458, 90804, 97566, 99687, 105938, 109181, 113827, 113928, 118776, 130088, 132916, 158907, 181608, 195132, 199374, 211876, 218362, 227654, 232603, 265832, 317814, 327543, 341481, 390264, 398748, 423752, 436724, 455308, 465206, 635628, 655086, 682962, 697809, 764267, 797496, 873448, 910616, 930412, 1271256, 1310172, 1365924, 1395618, 1528534, 1860824, 2292801, 2620344, 2731848, 2791236, 3057068, 4585602, 5349869, 5582472, 6114136, 9171204, 10699738, 16049607, 18342408, 21399476, 32099214, 42798952, 64198428, 128396856]

約数ペア:

[(1, 128396856), (2, 64198428), (3, 42798952), (4, 32099214), (6, 21399476), (7, 18342408), (8, 16049607), (12, 10699738), (14, 9171204), (21, 6114136), (23, 5582472), (24, 5349869), (28, 4585602), (42, 3057068), (46, 2791236), (47, 2731848), (49, 2620344), (56, 2292801), (69, 1860824), (84, 1528534), (92, 1395618), (94, 1365924), (98, 1310172), (101, 1271256), (138, 930412), (141, 910616), (147, 873448), (161, 797496), (168, 764267), (184, 697809), (188, 682962), (196, 655086), (202, 635628), (276, 465206), (282, 455308), (294, 436724), (303, 423752), (322, 398748), (329, 390264), (376, 341481), (392, 327543), (404, 317814), (483, 265832), (552, 232603), (564, 227654), (588, 218362), (606, 211876), (644, 199374), (658, 195132), (707, 181608), (808, 158907), (966, 132916), (987, 130088), (1081, 118776), (1127, 113928), (1128, 113827), (1176, 109181), (1212, 105938), (1288, 99687), (1316, 97566), (1414, 90804), (1932, 66458), (1974, 65044), (2121, 60536), (2162, 59388), (2254, 56964), (2303, 55752), (2323, 55272), (2424, 52969), (2632, 48783), (2828, 45402), (3243, 39592), (3381, 37976), (3864, 33229), (3948, 32522), (4242, 30268), (4324, 29694), (4508, 28482), (4606, 27876), (4646, 27636), (4747, 27048), (4949, 25944), (5656, 22701), (6486, 19796), (6762, 18988), (6909, 18584), (6969, 18424), (7567, 16968), (7896, 16261), (8484, 15134), (8648, 14847), (9016, 14241), (9212, 13938), (9292, 13818), (9494, 13524), (9898, 12972)]