159281920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 451805760

約数和(自身を除く): 292523840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 256, 280, 290, 320, 406, 448, 464, 560, 580, 613, 640, 812, 896, 928, 1015, 1120, 1160, 1226, 1280, 1624, 1792, 1856, 2030, 2240, 2320, 2452, 3065, 3248, 3712, 4060, 4291, 4480, 4640, 4904, 6130, 6496, 7424, 8120, 8582, 8960, 9280, 9808, 12260, 12992, 16240, 17164, 17777, 18560, 19616, 21455, 24520, 25984, 32480, 34328, 35554, 37120, 39232, 42910, 49040, 51968, 64960, 68656, 71108, 78464, 85820, 88885, 98080, 124439, 129920, 137312, 142216, 156928, 171640, 177770, 196160, 248878, 259840, 274624, 284432, 343280, 355540, 392320, 497756, 549248, 568864, 622195, 686560, 711080, 784640, 995512, 1098496, 1137728, 1244390, 1373120, 1422160, 1991024, 2275456, 2488780, 2746240, 2844320, 3982048, 4550912, 4977560, 5492480, 5688640, 7964096, 9955120, 11377280, 15928192, 19910240, 22754560, 31856384, 39820480, 79640960, 159281920]

約数ペア:

[(1, 159281920), (2, 79640960), (4, 39820480), (5, 31856384), (7, 22754560), (8, 19910240), (10, 15928192), (14, 11377280), (16, 9955120), (20, 7964096), (28, 5688640), (29, 5492480), (32, 4977560), (35, 4550912), (40, 3982048), (56, 2844320), (58, 2746240), (64, 2488780), (70, 2275456), (80, 1991024), (112, 1422160), (116, 1373120), (128, 1244390), (140, 1137728), (145, 1098496), (160, 995512), (203, 784640), (224, 711080), (232, 686560), (256, 622195), (280, 568864), (290, 549248), (320, 497756), (406, 392320), (448, 355540), (464, 343280), (560, 284432), (580, 274624), (613, 259840), (640, 248878), (812, 196160), (896, 177770), (928, 171640), (1015, 156928), (1120, 142216), (1160, 137312), (1226, 129920), (1280, 124439), (1624, 98080), (1792, 88885), (1856, 85820), (2030, 78464), (2240, 71108), (2320, 68656), (2452, 64960), (3065, 51968), (3248, 49040), (3712, 42910), (4060, 39232), (4291, 37120), (4480, 35554), (4640, 34328), (4904, 32480), (6130, 25984), (6496, 24520), (7424, 21455), (8120, 19616), (8582, 18560), (8960, 17777), (9280, 17164), (9808, 16240), (12260, 12992)]