217589120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2857}}^1$

素因数の和:2900

約数の個数: 128

約数和(自身を含む): 629674560

約数和(自身を除く): 412085440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 2857, 3808, 4480, 4760, 5440, 5714, 7616, 9520, 10880, 11428, 14285, 15232, 19040, 19999, 22856, 28570, 38080, 39998, 45712, 48569, 57140, 76160, 79996, 91424, 97138, 99995, 114280, 159992, 182848, 194276, 199990, 228560, 242845, 319984, 339983, 365696, 388552, 399980, 457120, 485690, 639968, 679966, 777104, 799960, 914240, 971380, 1279936, 1359932, 1554208, 1599920, 1699915, 1828480, 1942760, 2559872, 2719864, 3108416, 3199840, 3399830, 3885520, 5439728, 6216832, 6399680, 6799660, 7771040, 10879456, 12799360, 13599320, 15542080, 21758912, 27198640, 31084160, 43517824, 54397280, 108794560, 217589120]

約数ペア:

[(1, 217589120), (2, 108794560), (4, 54397280), (5, 43517824), (7, 31084160), (8, 27198640), (10, 21758912), (14, 15542080), (16, 13599320), (17, 12799360), (20, 10879456), (28, 7771040), (32, 6799660), (34, 6399680), (35, 6216832), (40, 5439728), (56, 3885520), (64, 3399830), (68, 3199840), (70, 3108416), (80, 2719864), (85, 2559872), (112, 1942760), (119, 1828480), (128, 1699915), (136, 1599920), (140, 1554208), (160, 1359932), (170, 1279936), (224, 971380), (238, 914240), (272, 799960), (280, 777104), (320, 679966), (340, 639968), (448, 485690), (476, 457120), (544, 399980), (560, 388552), (595, 365696), (640, 339983), (680, 319984), (896, 242845), (952, 228560), (1088, 199990), (1120, 194276), (1190, 182848), (1360, 159992), (1904, 114280), (2176, 99995), (2240, 97138), (2380, 91424), (2720, 79996), (2857, 76160), (3808, 57140), (4480, 48569), (4760, 45712), (5440, 39998), (5714, 38080), (7616, 28570), (9520, 22856), (10880, 19999), (11428, 19040), (14285, 15232)]