318858720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{664289}}^1$

素因数の和:664307

約数の個数: 48

約数和(自身を含む): 1004406480

約数和(自身を除く): 685547760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 664289, 1328578, 1992867, 2657156, 3321445, 3985734, 5314312, 6642890, 7971468, 9964335, 10628624, 13285780, 15942936, 19928670, 21257248, 26571560, 31885872, 39857340, 53143120, 63771744, 79714680, 106286240, 159429360, 318858720]

約数ペア:

[(1, 318858720), (2, 159429360), (3, 106286240), (4, 79714680), (5, 63771744), (6, 53143120), (8, 39857340), (10, 31885872), (12, 26571560), (15, 21257248), (16, 19928670), (20, 15942936), (24, 13285780), (30, 10628624), (32, 9964335), (40, 7971468), (48, 6642890), (60, 5314312), (80, 3985734), (96, 3321445), (120, 2657156), (160, 1992867), (240, 1328578), (480, 664289)]