128436448

素因数分解:

$2^5\times 7^2\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:936

約数の個数: 72

約数和(自身を含む): 297420984

約数和(自身を除く): 168984536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 101, 112, 196, 202, 224, 392, 404, 707, 784, 808, 811, 1414, 1568, 1616, 1622, 2828, 3232, 3244, 4949, 5656, 5677, 6488, 9898, 11312, 11354, 12976, 19796, 22624, 22708, 25952, 39592, 39739, 45416, 79184, 79478, 81911, 90832, 158368, 158956, 163822, 181664, 317912, 327644, 573377, 635824, 655288, 1146754, 1271648, 1310576, 2293508, 2621152, 4013639, 4587016, 8027278, 9174032, 16054556, 18348064, 32109112, 64218224, 128436448]

約数ペア:

[(1, 128436448), (2, 64218224), (4, 32109112), (7, 18348064), (8, 16054556), (14, 9174032), (16, 8027278), (28, 4587016), (32, 4013639), (49, 2621152), (56, 2293508), (98, 1310576), (101, 1271648), (112, 1146754), (196, 655288), (202, 635824), (224, 573377), (392, 327644), (404, 317912), (707, 181664), (784, 163822), (808, 158956), (811, 158368), (1414, 90832), (1568, 81911), (1616, 79478), (1622, 79184), (2828, 45416), (3232, 39739), (3244, 39592), (4949, 25952), (5656, 22708), (5677, 22624), (6488, 19796), (9898, 12976), (11312, 11354)]