223087480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72431}}^1$

素因数の和:72460

約数の個数: 64

約数和(自身を含む): 625812480

約数和(自身を除く): 402725000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 72431, 144862, 289724, 362155, 507017, 579448, 724310, 796741, 1014034, 1448620, 1593482, 2028068, 2535085, 2897240, 3186964, 3983705, 4056136, 5070170, 5577187, 6373928, 7967410, 10140340, 11154374, 15934820, 20280680, 22308748, 27885935, 31869640, 44617496, 55771870, 111543740, 223087480]

約数ペア:

[(1, 223087480), (2, 111543740), (4, 55771870), (5, 44617496), (7, 31869640), (8, 27885935), (10, 22308748), (11, 20280680), (14, 15934820), (20, 11154374), (22, 10140340), (28, 7967410), (35, 6373928), (40, 5577187), (44, 5070170), (55, 4056136), (56, 3983705), (70, 3186964), (77, 2897240), (88, 2535085), (110, 2028068), (140, 1593482), (154, 1448620), (220, 1014034), (280, 796741), (308, 724310), (385, 579448), (440, 507017), (616, 362155), (770, 289724), (1540, 144862), (3080, 72431)]