51036930

素因数分解:

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

素因数の和:261

約数の個数: 144

約数和(自身を含む): 157495104

約数和(自身を除く): 106458174

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 71, 90, 98, 105, 126, 142, 147, 163, 210, 213, 245, 294, 315, 326, 355, 426, 441, 489, 490, 497, 630, 639, 710, 735, 815, 882, 978, 994, 1065, 1141, 1278, 1467, 1470, 1491, 1630, 2130, 2205, 2282, 2445, 2485, 2934, 2982, 3195, 3423, 3479, 4410, 4473, 4890, 4970, 5705, 6390, 6846, 6958, 7335, 7455, 7987, 8946, 10269, 10437, 11410, 11573, 14670, 14910, 15974, 17115, 17395, 20538, 20874, 22365, 23146, 23961, 31311, 34230, 34719, 34790, 39935, 44730, 47922, 51345, 52185, 57865, 62622, 69438, 71883, 79870, 81011, 102690, 104157, 104370, 115730, 119805, 143766, 156555, 162022, 173595, 208314, 239610, 243033, 313110, 347190, 359415, 405055, 486066, 520785, 567077, 718830, 729099, 810110, 1041570, 1134154, 1215165, 1458198, 1701231, 2430330, 2835385, 3402462, 3645495, 5103693, 5670770, 7290990, 8506155, 10207386, 17012310, 25518465, 51036930]

約数ペア:

[(1, 51036930), (2, 25518465), (3, 17012310), (5, 10207386), (6, 8506155), (7, 7290990), (9, 5670770), (10, 5103693), (14, 3645495), (15, 3402462), (18, 2835385), (21, 2430330), (30, 1701231), (35, 1458198), (42, 1215165), (45, 1134154), (49, 1041570), (63, 810110), (70, 729099), (71, 718830), (90, 567077), (98, 520785), (105, 486066), (126, 405055), (142, 359415), (147, 347190), (163, 313110), (210, 243033), (213, 239610), (245, 208314), (294, 173595), (315, 162022), (326, 156555), (355, 143766), (426, 119805), (441, 115730), (489, 104370), (490, 104157), (497, 102690), (630, 81011), (639, 79870), (710, 71883), (735, 69438), (815, 62622), (882, 57865), (978, 52185), (994, 51345), (1065, 47922), (1141, 44730), (1278, 39935), (1467, 34790), (1470, 34719), (1491, 34230), (1630, 31311), (2130, 23961), (2205, 23146), (2282, 22365), (2445, 20874), (2485, 20538), (2934, 17395), (2982, 17115), (3195, 15974), (3423, 14910), (3479, 14670), (4410, 11573), (4473, 11410), (4890, 10437), (4970, 10269), (5705, 8946), (6390, 7987), (6846, 7455), (6958, 7335)]