281142078876

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{645787}}^1$

素因数の和:645968

約数の個数: 96

約数和(自身を含む): 759446688000

約数和(自身を除く): 478304609124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 139, 174, 261, 278, 348, 417, 522, 556, 783, 834, 1044, 1251, 1566, 1668, 2502, 3132, 3753, 4031, 5004, 7506, 8062, 12093, 15012, 16124, 24186, 36279, 48372, 72558, 108837, 145116, 217674, 435348, 645787, 1291574, 1937361, 2583148, 3874722, 5812083, 7749444, 11624166, 17436249, 18727823, 23248332, 34872498, 37455646, 56183469, 69744996, 74911292, 89764393, 112366938, 168550407, 179528786, 224733876, 269293179, 337100814, 359057572, 505651221, 538586358, 674201628, 807879537, 1011302442, 1077172716, 1615759074, 2022604884, 2423638611, 2603167397, 3231518148, 4847277222, 5206334794, 7809502191, 9694554444, 10412669588, 15619004382, 23428506573, 31238008764, 46857013146, 70285519719, 93714026292, 140571039438, 281142078876]

約数ペア:

[(1, 281142078876), (2, 140571039438), (3, 93714026292), (4, 70285519719), (6, 46857013146), (9, 31238008764), (12, 23428506573), (18, 15619004382), (27, 10412669588), (29, 9694554444), (36, 7809502191), (54, 5206334794), (58, 4847277222), (87, 3231518148), (108, 2603167397), (116, 2423638611), (139, 2022604884), (174, 1615759074), (261, 1077172716), (278, 1011302442), (348, 807879537), (417, 674201628), (522, 538586358), (556, 505651221), (783, 359057572), (834, 337100814), (1044, 269293179), (1251, 224733876), (1566, 179528786), (1668, 168550407), (2502, 112366938), (3132, 89764393), (3753, 74911292), (4031, 69744996), (5004, 56183469), (7506, 37455646), (8062, 34872498), (12093, 23248332), (15012, 18727823), (16124, 17436249), (24186, 11624166), (36279, 7749444), (48372, 5812083), (72558, 3874722), (108837, 2583148), (145116, 1937361), (217674, 1291574), (435348, 645787)]