15495960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 46759680

約数和(自身を除く): 31263720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 491, 526, 789, 982, 1052, 1315, 1473, 1578, 1964, 2104, 2455, 2630, 2946, 3156, 3928, 3945, 4910, 5260, 5892, 6312, 7365, 7890, 9820, 10520, 11784, 14730, 15780, 19640, 29460, 31560, 58920, 129133, 258266, 387399, 516532, 645665, 774798, 1033064, 1291330, 1549596, 1936995, 2582660, 3099192, 3873990, 5165320, 7747980, 15495960]

約数ペア:

[(1, 15495960), (2, 7747980), (3, 5165320), (4, 3873990), (5, 3099192), (6, 2582660), (8, 1936995), (10, 1549596), (12, 1291330), (15, 1033064), (20, 774798), (24, 645665), (30, 516532), (40, 387399), (60, 258266), (120, 129133), (263, 58920), (491, 31560), (526, 29460), (789, 19640), (982, 15780), (1052, 14730), (1315, 11784), (1473, 10520), (1578, 9820), (1964, 7890), (2104, 7365), (2455, 6312), (2630, 5892), (2946, 5260), (3156, 4910), (3928, 3945)]