204757440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{213289}}^1$

素因数の和:213309

約数の個数: 56

約数和(自身を含む): 650107920

約数和(自身を除く): 445350480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 213289, 426578, 639867, 853156, 1066445, 1279734, 1706312, 2132890, 2559468, 3199335, 3412624, 4265780, 5118936, 6398670, 6825248, 8531560, 10237872, 12797340, 13650496, 17063120, 20475744, 25594680, 34126240, 40951488, 51189360, 68252480, 102378720, 204757440]

約数ペア:

[(1, 204757440), (2, 102378720), (3, 68252480), (4, 51189360), (5, 40951488), (6, 34126240), (8, 25594680), (10, 20475744), (12, 17063120), (15, 13650496), (16, 12797340), (20, 10237872), (24, 8531560), (30, 6825248), (32, 6398670), (40, 5118936), (48, 4265780), (60, 3412624), (64, 3199335), (80, 2559468), (96, 2132890), (120, 1706312), (160, 1279734), (192, 1066445), (240, 853156), (320, 639867), (480, 426578), (960, 213289)]