78742692

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 240694272

約数和(自身を除く): 161951580

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 81, 84, 108, 126, 142, 162, 163, 189, 213, 243, 252, 284, 324, 326, 378, 426, 486, 489, 497, 567, 639, 652, 756, 852, 972, 978, 994, 1134, 1141, 1278, 1467, 1491, 1701, 1917, 1956, 1988, 2268, 2282, 2556, 2934, 2982, 3402, 3423, 3834, 4401, 4473, 4564, 5751, 5868, 5964, 6804, 6846, 7668, 8802, 8946, 10269, 11502, 11573, 13203, 13419, 13692, 17253, 17604, 17892, 20538, 23004, 23146, 26406, 26838, 30807, 34506, 34719, 39609, 40257, 41076, 46292, 52812, 53676, 61614, 69012, 69438, 79218, 80514, 81011, 92421, 104157, 120771, 123228, 138876, 158436, 161028, 162022, 184842, 208314, 241542, 243033, 277263, 312471, 324044, 369684, 416628, 483084, 486066, 554526, 624942, 729099, 937413, 972132, 1109052, 1249884, 1458198, 1874826, 2187297, 2812239, 2916396, 3749652, 4374594, 5624478, 6561891, 8749188, 11248956, 13123782, 19685673, 26247564, 39371346, 78742692]

約数ペア:

[(1, 78742692), (2, 39371346), (3, 26247564), (4, 19685673), (6, 13123782), (7, 11248956), (9, 8749188), (12, 6561891), (14, 5624478), (18, 4374594), (21, 3749652), (27, 2916396), (28, 2812239), (36, 2187297), (42, 1874826), (54, 1458198), (63, 1249884), (71, 1109052), (81, 972132), (84, 937413), (108, 729099), (126, 624942), (142, 554526), (162, 486066), (163, 483084), (189, 416628), (213, 369684), (243, 324044), (252, 312471), (284, 277263), (324, 243033), (326, 241542), (378, 208314), (426, 184842), (486, 162022), (489, 161028), (497, 158436), (567, 138876), (639, 123228), (652, 120771), (756, 104157), (852, 92421), (972, 81011), (978, 80514), (994, 79218), (1134, 69438), (1141, 69012), (1278, 61614), (1467, 53676), (1491, 52812), (1701, 46292), (1917, 41076), (1956, 40257), (1988, 39609), (2268, 34719), (2282, 34506), (2556, 30807), (2934, 26838), (2982, 26406), (3402, 23146), (3423, 23004), (3834, 20538), (4401, 17892), (4473, 17604), (4564, 17253), (5751, 13692), (5868, 13419), (5964, 13203), (6804, 11573), (6846, 11502), (7668, 10269), (8802, 8946)]