8270220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 28153440

約数和(自身を除く): 19883220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 97, 98, 105, 116, 140, 145, 147, 174, 194, 196, 203, 210, 245, 290, 291, 294, 348, 388, 406, 420, 435, 485, 490, 580, 582, 588, 609, 679, 735, 812, 870, 970, 980, 1015, 1164, 1218, 1358, 1421, 1455, 1470, 1740, 1940, 2030, 2037, 2436, 2716, 2813, 2842, 2910, 2940, 3045, 3395, 4060, 4074, 4263, 4753, 5626, 5684, 5820, 6090, 6790, 7105, 8148, 8439, 8526, 9506, 10185, 11252, 12180, 13580, 14065, 14210, 14259, 16878, 17052, 19012, 19691, 20370, 21315, 23765, 28130, 28420, 28518, 33756, 39382, 40740, 42195, 42630, 47530, 56260, 57036, 59073, 71295, 78764, 84390, 85260, 95060, 98455, 118146, 137837, 142590, 168780, 196910, 236292, 275674, 285180, 295365, 393820, 413511, 551348, 590730, 689185, 827022, 1181460, 1378370, 1654044, 2067555, 2756740, 4135110, 8270220]

約数ペア:

[(1, 8270220), (2, 4135110), (3, 2756740), (4, 2067555), (5, 1654044), (6, 1378370), (7, 1181460), (10, 827022), (12, 689185), (14, 590730), (15, 551348), (20, 413511), (21, 393820), (28, 295365), (29, 285180), (30, 275674), (35, 236292), (42, 196910), (49, 168780), (58, 142590), (60, 137837), (70, 118146), (84, 98455), (87, 95060), (97, 85260), (98, 84390), (105, 78764), (116, 71295), (140, 59073), (145, 57036), (147, 56260), (174, 47530), (194, 42630), (196, 42195), (203, 40740), (210, 39382), (245, 33756), (290, 28518), (291, 28420), (294, 28130), (348, 23765), (388, 21315), (406, 20370), (420, 19691), (435, 19012), (485, 17052), (490, 16878), (580, 14259), (582, 14210), (588, 14065), (609, 13580), (679, 12180), (735, 11252), (812, 10185), (870, 9506), (970, 8526), (980, 8439), (1015, 8148), (1164, 7105), (1218, 6790), (1358, 6090), (1421, 5820), (1455, 5684), (1470, 5626), (1740, 4753), (1940, 4263), (2030, 4074), (2037, 4060), (2436, 3395), (2716, 3045), (2813, 2940), (2842, 2910)]