142851968

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 347289600

約数和(自身を除く): 204437632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 64, 74, 112, 124, 128, 139, 148, 217, 224, 248, 259, 278, 296, 434, 448, 496, 518, 556, 592, 868, 896, 973, 992, 1036, 1112, 1147, 1184, 1736, 1946, 1984, 2072, 2224, 2294, 2368, 3472, 3892, 3968, 4144, 4309, 4448, 4588, 4736, 5143, 6944, 7784, 8029, 8288, 8618, 8896, 9176, 10286, 13888, 15568, 16058, 16576, 17236, 17792, 18352, 20572, 27776, 30163, 31136, 32116, 33152, 34472, 36001, 36704, 41144, 60326, 62272, 64232, 68944, 72002, 73408, 82288, 120652, 124544, 128464, 137888, 144004, 146816, 159433, 164576, 241304, 256928, 275776, 288008, 318866, 329152, 482608, 513856, 551552, 576016, 637732, 658304, 965216, 1027712, 1116031, 1152032, 1275464, 1930432, 2232062, 2304064, 2550928, 3860864, 4464124, 4608128, 5101856, 8928248, 10203712, 17856496, 20407424, 35712992, 71425984, 142851968]

約数ペア:

[(1, 142851968), (2, 71425984), (4, 35712992), (7, 20407424), (8, 17856496), (14, 10203712), (16, 8928248), (28, 5101856), (31, 4608128), (32, 4464124), (37, 3860864), (56, 2550928), (62, 2304064), (64, 2232062), (74, 1930432), (112, 1275464), (124, 1152032), (128, 1116031), (139, 1027712), (148, 965216), (217, 658304), (224, 637732), (248, 576016), (259, 551552), (278, 513856), (296, 482608), (434, 329152), (448, 318866), (496, 288008), (518, 275776), (556, 256928), (592, 241304), (868, 164576), (896, 159433), (973, 146816), (992, 144004), (1036, 137888), (1112, 128464), (1147, 124544), (1184, 120652), (1736, 82288), (1946, 73408), (1984, 72002), (2072, 68944), (2224, 64232), (2294, 62272), (2368, 60326), (3472, 41144), (3892, 36704), (3968, 36001), (4144, 34472), (4309, 33152), (4448, 32116), (4588, 31136), (4736, 30163), (5143, 27776), (6944, 20572), (7784, 18352), (8029, 17792), (8288, 17236), (8618, 16576), (8896, 16058), (9176, 15568), (10286, 13888)]