766386460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{1103}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 1876512960

約数和(自身を除く): 1110126500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 709, 980, 1103, 1418, 2206, 2836, 3545, 4412, 4963, 5515, 7090, 7721, 9926, 11030, 14180, 15442, 19852, 22060, 24815, 30884, 34741, 38605, 49630, 54047, 69482, 77210, 99260, 108094, 138964, 154420, 173705, 216188, 270235, 347410, 540470, 694820, 782027, 1080940, 1564054, 3128108, 3910135, 5474189, 7820270, 10948378, 15640540, 21896756, 27370945, 38319323, 54741890, 76638646, 109483780, 153277292, 191596615, 383193230, 766386460]

約数ペア:

[(1, 766386460), (2, 383193230), (4, 191596615), (5, 153277292), (7, 109483780), (10, 76638646), (14, 54741890), (20, 38319323), (28, 27370945), (35, 21896756), (49, 15640540), (70, 10948378), (98, 7820270), (140, 5474189), (196, 3910135), (245, 3128108), (490, 1564054), (709, 1080940), (980, 782027), (1103, 694820), (1418, 540470), (2206, 347410), (2836, 270235), (3545, 216188), (4412, 173705), (4963, 154420), (5515, 138964), (7090, 108094), (7721, 99260), (9926, 77210), (11030, 69482), (14180, 54047), (15442, 49630), (19852, 38605), (22060, 34741), (24815, 30884)]