88426240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 247242240

約数和(自身を除く): 158816000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 139, 140, 142, 160, 224, 256, 278, 280, 284, 320, 355, 448, 497, 556, 560, 568, 640, 695, 710, 896, 973, 994, 1112, 1120, 1136, 1280, 1390, 1420, 1792, 1946, 1988, 2224, 2240, 2272, 2485, 2780, 2840, 3892, 3976, 4448, 4480, 4544, 4865, 4970, 5560, 5680, 7784, 7952, 8896, 8960, 9088, 9730, 9869, 9940, 11120, 11360, 15568, 15904, 17792, 18176, 19460, 19738, 19880, 22240, 22720, 31136, 31808, 35584, 38920, 39476, 39760, 44480, 45440, 49345, 62272, 63616, 69083, 77840, 78952, 79520, 88960, 90880, 98690, 124544, 127232, 138166, 155680, 157904, 159040, 177920, 197380, 249088, 276332, 311360, 315808, 318080, 345415, 394760, 552664, 622720, 631616, 636160, 690830, 789520, 1105328, 1245440, 1263232, 1381660, 1579040, 2210656, 2526464, 2763320, 3158080, 4421312, 5526640, 6316160, 8842624, 11053280, 12632320, 17685248, 22106560, 44213120, 88426240]

約数ペア:

[(1, 88426240), (2, 44213120), (4, 22106560), (5, 17685248), (7, 12632320), (8, 11053280), (10, 8842624), (14, 6316160), (16, 5526640), (20, 4421312), (28, 3158080), (32, 2763320), (35, 2526464), (40, 2210656), (56, 1579040), (64, 1381660), (70, 1263232), (71, 1245440), (80, 1105328), (112, 789520), (128, 690830), (139, 636160), (140, 631616), (142, 622720), (160, 552664), (224, 394760), (256, 345415), (278, 318080), (280, 315808), (284, 311360), (320, 276332), (355, 249088), (448, 197380), (497, 177920), (556, 159040), (560, 157904), (568, 155680), (640, 138166), (695, 127232), (710, 124544), (896, 98690), (973, 90880), (994, 88960), (1112, 79520), (1120, 78952), (1136, 77840), (1280, 69083), (1390, 63616), (1420, 62272), (1792, 49345), (1946, 45440), (1988, 44480), (2224, 39760), (2240, 39476), (2272, 38920), (2485, 35584), (2780, 31808), (2840, 31136), (3892, 22720), (3976, 22240), (4448, 19880), (4480, 19738), (4544, 19460), (4865, 18176), (4970, 17792), (5560, 15904), (5680, 15568), (7784, 11360), (7952, 11120), (8896, 9940), (8960, 9869), (9088, 9730)]