128391336

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 389975040

約数和(自身を除く): 261583704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 41, 46, 61, 62, 69, 72, 82, 92, 93, 122, 123, 124, 138, 164, 183, 184, 186, 207, 244, 246, 248, 276, 279, 328, 366, 369, 372, 414, 488, 492, 549, 552, 558, 713, 732, 738, 744, 828, 943, 984, 1098, 1116, 1271, 1403, 1426, 1464, 1476, 1656, 1886, 1891, 2139, 2196, 2232, 2501, 2542, 2806, 2829, 2852, 2952, 3772, 3782, 3813, 4209, 4278, 4392, 5002, 5084, 5612, 5658, 5673, 5704, 6417, 7503, 7544, 7564, 7626, 8418, 8487, 8556, 10004, 10168, 11224, 11316, 11346, 11439, 12627, 12834, 15006, 15128, 15252, 16836, 16974, 17019, 17112, 20008, 22509, 22632, 22692, 22878, 25254, 25668, 29233, 30012, 30504, 33672, 33948, 34038, 43493, 45018, 45384, 45756, 50508, 51336, 57523, 58466, 60024, 67896, 68076, 77531, 86986, 87699, 90036, 91512, 101016, 115046, 116932, 130479, 136152, 155062, 172569, 173972, 175398, 180072, 230092, 232593, 233864, 260958, 263097, 310124, 345138, 347944, 350796, 391437, 460184, 465186, 517707, 521916, 526194, 620248, 690276, 697779, 701592, 782874, 930372, 1035414, 1043832, 1052388, 1380552, 1395558, 1565748, 1783213, 1860744, 2070828, 2104776, 2791116, 3131496, 3566426, 4141656, 5349639, 5582232, 7132852, 10699278, 14265704, 16048917, 21398556, 32097834, 42797112, 64195668, 128391336]

約数ペア:

[(1, 128391336), (2, 64195668), (3, 42797112), (4, 32097834), (6, 21398556), (8, 16048917), (9, 14265704), (12, 10699278), (18, 7132852), (23, 5582232), (24, 5349639), (31, 4141656), (36, 3566426), (41, 3131496), (46, 2791116), (61, 2104776), (62, 2070828), (69, 1860744), (72, 1783213), (82, 1565748), (92, 1395558), (93, 1380552), (122, 1052388), (123, 1043832), (124, 1035414), (138, 930372), (164, 782874), (183, 701592), (184, 697779), (186, 690276), (207, 620248), (244, 526194), (246, 521916), (248, 517707), (276, 465186), (279, 460184), (328, 391437), (366, 350796), (369, 347944), (372, 345138), (414, 310124), (488, 263097), (492, 260958), (549, 233864), (552, 232593), (558, 230092), (713, 180072), (732, 175398), (738, 173972), (744, 172569), (828, 155062), (943, 136152), (984, 130479), (1098, 116932), (1116, 115046), (1271, 101016), (1403, 91512), (1426, 90036), (1464, 87699), (1476, 86986), (1656, 77531), (1886, 68076), (1891, 67896), (2139, 60024), (2196, 58466), (2232, 57523), (2501, 51336), (2542, 50508), (2806, 45756), (2829, 45384), (2852, 45018), (2952, 43493), (3772, 34038), (3782, 33948), (3813, 33672), (4209, 30504), (4278, 30012), (4392, 29233), (5002, 25668), (5084, 25254), (5612, 22878), (5658, 22692), (5673, 22632), (5704, 22509), (6417, 20008), (7503, 17112), (7544, 17019), (7564, 16974), (7626, 16836), (8418, 15252), (8487, 15128), (8556, 15006), (10004, 12834), (10168, 12627), (11224, 11439), (11316, 11346)]