42138740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 106686720

約数和(自身を除く): 64547980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 97, 107, 116, 140, 145, 194, 203, 214, 290, 388, 406, 428, 485, 535, 580, 679, 749, 812, 970, 1015, 1070, 1358, 1498, 1940, 2030, 2140, 2716, 2813, 2996, 3103, 3395, 3745, 4060, 5626, 6206, 6790, 7490, 10379, 11252, 12412, 13580, 14065, 14980, 15515, 19691, 20758, 21721, 28130, 31030, 39382, 41516, 43442, 51895, 56260, 62060, 72653, 78764, 86884, 98455, 103790, 108605, 145306, 196910, 207580, 217210, 290612, 300991, 363265, 393820, 434420, 601982, 726530, 1203964, 1453060, 1504955, 2106937, 3009910, 4213874, 6019820, 8427748, 10534685, 21069370, 42138740]

約数ペア:

[(1, 42138740), (2, 21069370), (4, 10534685), (5, 8427748), (7, 6019820), (10, 4213874), (14, 3009910), (20, 2106937), (28, 1504955), (29, 1453060), (35, 1203964), (58, 726530), (70, 601982), (97, 434420), (107, 393820), (116, 363265), (140, 300991), (145, 290612), (194, 217210), (203, 207580), (214, 196910), (290, 145306), (388, 108605), (406, 103790), (428, 98455), (485, 86884), (535, 78764), (580, 72653), (679, 62060), (749, 56260), (812, 51895), (970, 43442), (1015, 41516), (1070, 39382), (1358, 31030), (1498, 28130), (1940, 21721), (2030, 20758), (2140, 19691), (2716, 15515), (2813, 14980), (2996, 14065), (3103, 13580), (3395, 12412), (3745, 11252), (4060, 10379), (5626, 7490), (6206, 6790)]