77330820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:962

約数の個数: 144

約数和(自身を含む): 260850240

約数和(自身を除く): 183519420

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, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 907, 980, 1015, 1218, 1421, 1470, 1740, 1814, 2030, 2436, 2721, 2842, 2940, 3045, 3628, 4060, 4263, 4535, 5442, 5684, 6090, 6349, 7105, 8526, 9070, 10884, 12180, 12698, 13605, 14210, 17052, 18140, 19047, 21315, 25396, 26303, 27210, 28420, 31745, 38094, 42630, 44443, 52606, 54420, 63490, 76188, 78909, 85260, 88886, 95235, 105212, 126980, 131515, 133329, 157818, 177772, 184121, 190470, 222215, 263030, 266658, 315636, 368242, 380940, 394545, 444430, 526060, 533316, 552363, 666645, 736484, 789090, 888860, 920605, 1104726, 1288847, 1333290, 1578180, 1841210, 2209452, 2577694, 2666580, 2761815, 3682420, 3866541, 5155388, 5523630, 6444235, 7733082, 11047260, 12888470, 15466164, 19332705, 25776940, 38665410, 77330820]

約数ペア:

[(1, 77330820), (2, 38665410), (3, 25776940), (4, 19332705), (5, 15466164), (6, 12888470), (7, 11047260), (10, 7733082), (12, 6444235), (14, 5523630), (15, 5155388), (20, 3866541), (21, 3682420), (28, 2761815), (29, 2666580), (30, 2577694), (35, 2209452), (42, 1841210), (49, 1578180), (58, 1333290), (60, 1288847), (70, 1104726), (84, 920605), (87, 888860), (98, 789090), (105, 736484), (116, 666645), (140, 552363), (145, 533316), (147, 526060), (174, 444430), (196, 394545), (203, 380940), (210, 368242), (245, 315636), (290, 266658), (294, 263030), (348, 222215), (406, 190470), (420, 184121), (435, 177772), (490, 157818), (580, 133329), (588, 131515), (609, 126980), (735, 105212), (812, 95235), (870, 88886), (907, 85260), (980, 78909), (1015, 76188), (1218, 63490), (1421, 54420), (1470, 52606), (1740, 44443), (1814, 42630), (2030, 38094), (2436, 31745), (2721, 28420), (2842, 27210), (2940, 26303), (3045, 25396), (3628, 21315), (4060, 19047), (4263, 18140), (4535, 17052), (5442, 14210), (5684, 13605), (6090, 12698), (6349, 12180), (7105, 10884), (8526, 9070)]