155399776

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 386104320

約数和(自身を除く): 230704544

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 49, 56, 62, 92, 98, 112, 124, 139, 161, 184, 196, 217, 224, 248, 278, 322, 368, 392, 434, 496, 556, 644, 713, 736, 784, 868, 973, 992, 1112, 1127, 1288, 1426, 1519, 1568, 1736, 1946, 2224, 2254, 2576, 2852, 3038, 3197, 3472, 3892, 4309, 4448, 4508, 4991, 5152, 5704, 6076, 6394, 6811, 6944, 7784, 8618, 9016, 9982, 11408, 12152, 12788, 13622, 15568, 17236, 18032, 19964, 22379, 22816, 24304, 25576, 27244, 30163, 31136, 34472, 34937, 36064, 39928, 44758, 48608, 51152, 54488, 60326, 68944, 69874, 79856, 89516, 99107, 102304, 108976, 120652, 137888, 139748, 156653, 159712, 179032, 198214, 211141, 217952, 241304, 279496, 313306, 358064, 396428, 422282, 482608, 558992, 626612, 693749, 716128, 792856, 844564, 965216, 1117984, 1253224, 1387498, 1585712, 1689128, 2506448, 2774996, 3171424, 3378256, 4856243, 5012896, 5549992, 6756512, 9712486, 11099984, 19424972, 22199968, 38849944, 77699888, 155399776]

約数ペア:

[(1, 155399776), (2, 77699888), (4, 38849944), (7, 22199968), (8, 19424972), (14, 11099984), (16, 9712486), (23, 6756512), (28, 5549992), (31, 5012896), (32, 4856243), (46, 3378256), (49, 3171424), (56, 2774996), (62, 2506448), (92, 1689128), (98, 1585712), (112, 1387498), (124, 1253224), (139, 1117984), (161, 965216), (184, 844564), (196, 792856), (217, 716128), (224, 693749), (248, 626612), (278, 558992), (322, 482608), (368, 422282), (392, 396428), (434, 358064), (496, 313306), (556, 279496), (644, 241304), (713, 217952), (736, 211141), (784, 198214), (868, 179032), (973, 159712), (992, 156653), (1112, 139748), (1127, 137888), (1288, 120652), (1426, 108976), (1519, 102304), (1568, 99107), (1736, 89516), (1946, 79856), (2224, 69874), (2254, 68944), (2576, 60326), (2852, 54488), (3038, 51152), (3197, 48608), (3472, 44758), (3892, 39928), (4309, 36064), (4448, 34937), (4508, 34472), (4991, 31136), (5152, 30163), (5704, 27244), (6076, 25576), (6394, 24304), (6811, 22816), (6944, 22379), (7784, 19964), (8618, 18032), (9016, 17236), (9982, 15568), (11408, 13622), (12152, 12788)]