138166000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 160

約数和(自身を含む): 389975040

約数和(自身を除く): 251809040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 125, 139, 140, 142, 175, 200, 250, 278, 280, 284, 350, 355, 400, 497, 500, 556, 560, 568, 695, 700, 710, 875, 973, 994, 1000, 1112, 1136, 1390, 1400, 1420, 1750, 1775, 1946, 1988, 2000, 2224, 2485, 2780, 2800, 2840, 3475, 3500, 3550, 3892, 3976, 4865, 4970, 5560, 5680, 6950, 7000, 7100, 7784, 7952, 8875, 9730, 9869, 9940, 11120, 12425, 13900, 14000, 14200, 15568, 17375, 17750, 19460, 19738, 19880, 24325, 24850, 27800, 28400, 34750, 35500, 38920, 39476, 39760, 48650, 49345, 49700, 55600, 62125, 69083, 69500, 71000, 77840, 78952, 97300, 98690, 99400, 121625, 124250, 138166, 139000, 142000, 157904, 194600, 197380, 198800, 243250, 246725, 248500, 276332, 278000, 345415, 389200, 394760, 486500, 493450, 497000, 552664, 690830, 789520, 973000, 986900, 994000, 1105328, 1233625, 1381660, 1727075, 1946000, 1973800, 2467250, 2763320, 3454150, 3947600, 4934500, 5526640, 6908300, 8635375, 9869000, 13816600, 17270750, 19738000, 27633200, 34541500, 69083000, 138166000]

約数ペア:

[(1, 138166000), (2, 69083000), (4, 34541500), (5, 27633200), (7, 19738000), (8, 17270750), (10, 13816600), (14, 9869000), (16, 8635375), (20, 6908300), (25, 5526640), (28, 4934500), (35, 3947600), (40, 3454150), (50, 2763320), (56, 2467250), (70, 1973800), (71, 1946000), (80, 1727075), (100, 1381660), (112, 1233625), (125, 1105328), (139, 994000), (140, 986900), (142, 973000), (175, 789520), (200, 690830), (250, 552664), (278, 497000), (280, 493450), (284, 486500), (350, 394760), (355, 389200), (400, 345415), (497, 278000), (500, 276332), (556, 248500), (560, 246725), (568, 243250), (695, 198800), (700, 197380), (710, 194600), (875, 157904), (973, 142000), (994, 139000), (1000, 138166), (1112, 124250), (1136, 121625), (1390, 99400), (1400, 98690), (1420, 97300), (1750, 78952), (1775, 77840), (1946, 71000), (1988, 69500), (2000, 69083), (2224, 62125), (2485, 55600), (2780, 49700), (2800, 49345), (2840, 48650), (3475, 39760), (3500, 39476), (3550, 38920), (3892, 35500), (3976, 34750), (4865, 28400), (4970, 27800), (5560, 24850), (5680, 24325), (6950, 19880), (7000, 19738), (7100, 19460), (7784, 17750), (7952, 17375), (8875, 15568), (9730, 14200), (9869, 14000), (9940, 13900), (11120, 12425)]