15790400

素因数分解:

$2^6\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 84

約数和(自身を含む): 39684960

約数和(自身を除く): 23894560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 139, 142, 160, 200, 278, 284, 320, 355, 400, 556, 568, 695, 710, 800, 1112, 1136, 1390, 1420, 1600, 1775, 2224, 2272, 2780, 2840, 3475, 3550, 4448, 4544, 5560, 5680, 6950, 7100, 8896, 9869, 11120, 11360, 13900, 14200, 19738, 22240, 22720, 27800, 28400, 39476, 44480, 49345, 55600, 56800, 78952, 98690, 111200, 113600, 157904, 197380, 222400, 246725, 315808, 394760, 493450, 631616, 789520, 986900, 1579040, 1973800, 3158080, 3947600, 7895200, 15790400]

約数ペア:

[(1, 15790400), (2, 7895200), (4, 3947600), (5, 3158080), (8, 1973800), (10, 1579040), (16, 986900), (20, 789520), (25, 631616), (32, 493450), (40, 394760), (50, 315808), (64, 246725), (71, 222400), (80, 197380), (100, 157904), (139, 113600), (142, 111200), (160, 98690), (200, 78952), (278, 56800), (284, 55600), (320, 49345), (355, 44480), (400, 39476), (556, 28400), (568, 27800), (695, 22720), (710, 22240), (800, 19738), (1112, 14200), (1136, 13900), (1390, 11360), (1420, 11120), (1600, 9869), (1775, 8896), (2224, 7100), (2272, 6950), (2780, 5680), (2840, 5560), (3475, 4544), (3550, 4448)]