7544320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{421}}^1$

素因数の和:451

約数の個数: 80

約数和(自身を含む): 20721888

約数和(自身を除く): 13177568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 421, 448, 512, 560, 640, 842, 896, 1120, 1280, 1684, 1792, 2105, 2240, 2560, 2947, 3368, 3584, 4210, 4480, 5894, 6736, 8420, 8960, 11788, 13472, 14735, 16840, 17920, 23576, 26944, 29470, 33680, 47152, 53888, 58940, 67360, 94304, 107776, 117880, 134720, 188608, 215552, 235760, 269440, 377216, 471520, 538880, 754432, 943040, 1077760, 1508864, 1886080, 3772160, 7544320]

約数ペア:

[(1, 7544320), (2, 3772160), (4, 1886080), (5, 1508864), (7, 1077760), (8, 943040), (10, 754432), (14, 538880), (16, 471520), (20, 377216), (28, 269440), (32, 235760), (35, 215552), (40, 188608), (56, 134720), (64, 117880), (70, 107776), (80, 94304), (112, 67360), (128, 58940), (140, 53888), (160, 47152), (224, 33680), (256, 29470), (280, 26944), (320, 23576), (421, 17920), (448, 16840), (512, 14735), (560, 13472), (640, 11788), (842, 8960), (896, 8420), (1120, 6736), (1280, 5894), (1684, 4480), (1792, 4210), (2105, 3584), (2240, 3368), (2560, 2947)]