161620480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 160

約数和(自身を含む): 459613440

約数和(自身を除く): 297992960

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, 311, 320, 406, 448, 464, 512, 560, 580, 622, 640, 812, 896, 928, 1015, 1120, 1160, 1244, 1280, 1555, 1624, 1792, 1856, 2030, 2177, 2240, 2320, 2488, 2560, 3110, 3248, 3584, 3712, 4060, 4354, 4480, 4640, 4976, 6220, 6496, 7424, 8120, 8708, 8960, 9019, 9280, 9952, 10885, 12440, 12992, 14848, 16240, 17416, 17920, 18038, 18560, 19904, 21770, 24880, 25984, 32480, 34832, 36076, 37120, 39808, 43540, 45095, 49760, 51968, 63133, 64960, 69664, 72152, 74240, 79616, 87080, 90190, 99520, 103936, 126266, 129920, 139328, 144304, 159232, 174160, 180380, 199040, 252532, 259840, 278656, 288608, 315665, 348320, 360760, 398080, 505064, 519680, 557312, 577216, 631330, 696640, 721520, 796160, 1010128, 1114624, 1154432, 1262660, 1393280, 1443040, 2020256, 2308864, 2525320, 2786560, 2886080, 4040512, 4617728, 5050640, 5573120, 5772160, 8081024, 10101280, 11544320, 16162048, 20202560, 23088640, 32324096, 40405120, 80810240, 161620480]

約数ペア:

[(1, 161620480), (2, 80810240), (4, 40405120), (5, 32324096), (7, 23088640), (8, 20202560), (10, 16162048), (14, 11544320), (16, 10101280), (20, 8081024), (28, 5772160), (29, 5573120), (32, 5050640), (35, 4617728), (40, 4040512), (56, 2886080), (58, 2786560), (64, 2525320), (70, 2308864), (80, 2020256), (112, 1443040), (116, 1393280), (128, 1262660), (140, 1154432), (145, 1114624), (160, 1010128), (203, 796160), (224, 721520), (232, 696640), (256, 631330), (280, 577216), (290, 557312), (311, 519680), (320, 505064), (406, 398080), (448, 360760), (464, 348320), (512, 315665), (560, 288608), (580, 278656), (622, 259840), (640, 252532), (812, 199040), (896, 180380), (928, 174160), (1015, 159232), (1120, 144304), (1160, 139328), (1244, 129920), (1280, 126266), (1555, 103936), (1624, 99520), (1792, 90190), (1856, 87080), (2030, 79616), (2177, 74240), (2240, 72152), (2320, 69664), (2488, 64960), (2560, 63133), (3110, 51968), (3248, 49760), (3584, 45095), (3712, 43540), (4060, 39808), (4354, 37120), (4480, 36076), (4640, 34832), (4976, 32480), (6220, 25984), (6496, 24880), (7424, 21770), (8120, 19904), (8708, 18560), (8960, 18038), (9019, 17920), (9280, 17416), (9952, 16240), (10885, 14848), (12440, 12992)]