83746880

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{109}}^1$

素因数の和:154

約数の個数: 140

約数和(自身を含む): 234779820

約数和(自身を除く): 151032940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 109, 112, 140, 160, 196, 218, 224, 245, 280, 320, 343, 392, 436, 448, 490, 545, 560, 686, 763, 784, 872, 980, 1090, 1120, 1372, 1526, 1568, 1715, 1744, 1960, 2180, 2240, 2401, 2744, 3052, 3136, 3430, 3488, 3815, 3920, 4360, 4802, 5341, 5488, 6104, 6860, 6976, 7630, 7840, 8720, 9604, 10682, 10976, 12005, 12208, 13720, 15260, 15680, 17440, 19208, 21364, 21952, 24010, 24416, 26705, 27440, 30520, 34880, 37387, 38416, 42728, 48020, 48832, 53410, 54880, 61040, 74774, 76832, 85456, 96040, 106820, 109760, 122080, 149548, 153664, 170912, 186935, 192080, 213640, 244160, 261709, 299096, 341824, 373870, 384160, 427280, 523418, 598192, 747740, 768320, 854560, 1046836, 1196384, 1308545, 1495480, 1709120, 2093672, 2392768, 2617090, 2990960, 4187344, 5234180, 5981920, 8374688, 10468360, 11963840, 16749376, 20936720, 41873440, 83746880]

約数ペア:

[(1, 83746880), (2, 41873440), (4, 20936720), (5, 16749376), (7, 11963840), (8, 10468360), (10, 8374688), (14, 5981920), (16, 5234180), (20, 4187344), (28, 2990960), (32, 2617090), (35, 2392768), (40, 2093672), (49, 1709120), (56, 1495480), (64, 1308545), (70, 1196384), (80, 1046836), (98, 854560), (109, 768320), (112, 747740), (140, 598192), (160, 523418), (196, 427280), (218, 384160), (224, 373870), (245, 341824), (280, 299096), (320, 261709), (343, 244160), (392, 213640), (436, 192080), (448, 186935), (490, 170912), (545, 153664), (560, 149548), (686, 122080), (763, 109760), (784, 106820), (872, 96040), (980, 85456), (1090, 76832), (1120, 74774), (1372, 61040), (1526, 54880), (1568, 53410), (1715, 48832), (1744, 48020), (1960, 42728), (2180, 38416), (2240, 37387), (2401, 34880), (2744, 30520), (3052, 27440), (3136, 26705), (3430, 24416), (3488, 24010), (3815, 21952), (3920, 21364), (4360, 19208), (4802, 17440), (5341, 15680), (5488, 15260), (6104, 13720), (6860, 12208), (6976, 12005), (7630, 10976), (7840, 10682), (8720, 9604)]