122723440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31307}}^1$

素因数の和:31334

約数の個数: 60

約数和(自身を含む): 331927416

約数和(自身を除く): 209203976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 31307, 62614, 125228, 156535, 219149, 250456, 313070, 438298, 500912, 626140, 876596, 1095745, 1252280, 1534043, 1753192, 2191490, 2504560, 3068086, 3506384, 4382980, 6136172, 7670215, 8765960, 12272344, 15340430, 17531920, 24544688, 30680860, 61361720, 122723440]

約数ペア:

[(1, 122723440), (2, 61361720), (4, 30680860), (5, 24544688), (7, 17531920), (8, 15340430), (10, 12272344), (14, 8765960), (16, 7670215), (20, 6136172), (28, 4382980), (35, 3506384), (40, 3068086), (49, 2504560), (56, 2191490), (70, 1753192), (80, 1534043), (98, 1252280), (112, 1095745), (140, 876596), (196, 626140), (245, 500912), (280, 438298), (392, 313070), (490, 250456), (560, 219149), (784, 156535), (980, 125228), (1960, 62614), (3920, 31307)]