71987040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{49991}}^1$

素因数の和:50012

約数の個数: 72

約数和(自身を含む): 245660688

約数和(自身を除く): 173673648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 49991, 99982, 149973, 199964, 249955, 299946, 399928, 449919, 499910, 599892, 749865, 799856, 899838, 999820, 1199784, 1499730, 1599712, 1799676, 1999640, 2249595, 2399568, 2999460, 3599352, 3999280, 4499190, 4799136, 5998920, 7198704, 7998560, 8998380, 11997840, 14397408, 17996760, 23995680, 35993520, 71987040]

約数ペア:

[(1, 71987040), (2, 35993520), (3, 23995680), (4, 17996760), (5, 14397408), (6, 11997840), (8, 8998380), (9, 7998560), (10, 7198704), (12, 5998920), (15, 4799136), (16, 4499190), (18, 3999280), (20, 3599352), (24, 2999460), (30, 2399568), (32, 2249595), (36, 1999640), (40, 1799676), (45, 1599712), (48, 1499730), (60, 1199784), (72, 999820), (80, 899838), (90, 799856), (96, 749865), (120, 599892), (144, 499910), (160, 449919), (180, 399928), (240, 299946), (288, 249955), (360, 199964), (480, 149973), (720, 99982), (1440, 49991)]