242711980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{6907}}^1$

素因数の和:7174

約数の個数: 48

約数和(自身を含む): 584914176

約数和(自身を除く): 342202196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 5020, 6907, 7028, 8785, 13814, 17570, 27628, 34535, 35140, 48349, 69070, 96698, 138140, 193396, 241745, 483490, 966980, 1733657, 3467314, 6934628, 8668285, 12135599, 17336570, 24271198, 34673140, 48542396, 60677995, 121355990, 242711980]

約数ペア:

[(1, 242711980), (2, 121355990), (4, 60677995), (5, 48542396), (7, 34673140), (10, 24271198), (14, 17336570), (20, 12135599), (28, 8668285), (35, 6934628), (70, 3467314), (140, 1733657), (251, 966980), (502, 483490), (1004, 241745), (1255, 193396), (1757, 138140), (2510, 96698), (3514, 69070), (5020, 48349), (6907, 35140), (7028, 34535), (8785, 27628), (13814, 17570)]