64500660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 216

約数和(自身を含む): 233041536

約数和(自身を除く): 168540876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 71, 84, 90, 98, 103, 105, 126, 140, 142, 147, 180, 196, 206, 210, 213, 245, 252, 284, 294, 309, 315, 355, 412, 420, 426, 441, 490, 497, 515, 588, 618, 630, 639, 710, 721, 735, 852, 882, 927, 980, 994, 1030, 1065, 1236, 1260, 1278, 1420, 1442, 1470, 1491, 1545, 1764, 1854, 1988, 2060, 2130, 2163, 2205, 2485, 2556, 2884, 2940, 2982, 3090, 3195, 3479, 3605, 3708, 4260, 4326, 4410, 4473, 4635, 4970, 5047, 5964, 6180, 6390, 6489, 6958, 7210, 7313, 7455, 8652, 8820, 8946, 9270, 9940, 10094, 10437, 10815, 12780, 12978, 13916, 14420, 14626, 14910, 15141, 17395, 17892, 18540, 20188, 20874, 21630, 21939, 22365, 25235, 25956, 29252, 29820, 30282, 31311, 32445, 34790, 36565, 41748, 43260, 43878, 44730, 45423, 50470, 51191, 52185, 60564, 62622, 64890, 65817, 69580, 73130, 75705, 87756, 89460, 90846, 100940, 102382, 104370, 109695, 125244, 129780, 131634, 146260, 151410, 153573, 156555, 181692, 204764, 208740, 219390, 227115, 255955, 263268, 302820, 307146, 313110, 329085, 358337, 438780, 454230, 460719, 511910, 614292, 626220, 658170, 716674, 767865, 908460, 921438, 1023820, 1075011, 1316340, 1433348, 1535730, 1791685, 1842876, 2150022, 2303595, 3071460, 3225033, 3583370, 4300044, 4607190, 5375055, 6450066, 7166740, 9214380, 10750110, 12900132, 16125165, 21500220, 32250330, 64500660]

約数ペア:

[(1, 64500660), (2, 32250330), (3, 21500220), (4, 16125165), (5, 12900132), (6, 10750110), (7, 9214380), (9, 7166740), (10, 6450066), (12, 5375055), (14, 4607190), (15, 4300044), (18, 3583370), (20, 3225033), (21, 3071460), (28, 2303595), (30, 2150022), (35, 1842876), (36, 1791685), (42, 1535730), (45, 1433348), (49, 1316340), (60, 1075011), (63, 1023820), (70, 921438), (71, 908460), (84, 767865), (90, 716674), (98, 658170), (103, 626220), (105, 614292), (126, 511910), (140, 460719), (142, 454230), (147, 438780), (180, 358337), (196, 329085), (206, 313110), (210, 307146), (213, 302820), (245, 263268), (252, 255955), (284, 227115), (294, 219390), (309, 208740), (315, 204764), (355, 181692), (412, 156555), (420, 153573), (426, 151410), (441, 146260), (490, 131634), (497, 129780), (515, 125244), (588, 109695), (618, 104370), (630, 102382), (639, 100940), (710, 90846), (721, 89460), (735, 87756), (852, 75705), (882, 73130), (927, 69580), (980, 65817), (994, 64890), (1030, 62622), (1065, 60564), (1236, 52185), (1260, 51191), (1278, 50470), (1420, 45423), (1442, 44730), (1470, 43878), (1491, 43260), (1545, 41748), (1764, 36565), (1854, 34790), (1988, 32445), (2060, 31311), (2130, 30282), (2163, 29820), (2205, 29252), (2485, 25956), (2556, 25235), (2884, 22365), (2940, 21939), (2982, 21630), (3090, 20874), (3195, 20188), (3479, 18540), (3605, 17892), (3708, 17395), (4260, 15141), (4326, 14910), (4410, 14626), (4473, 14420), (4635, 13916), (4970, 12978), (5047, 12780), (5964, 10815), (6180, 10437), (6390, 10094), (6489, 9940), (6958, 9270), (7210, 8946), (7313, 8820), (7455, 8652)]