71997930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7207}}^1$

素因数の和:7260

約数の個数: 64

約数和(自身を含む): 197210880

約数和(自身を除く): 125212950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 7207, 9990, 14414, 21621, 36035, 43242, 64863, 72070, 108105, 129726, 194589, 216210, 266659, 324315, 389178, 533318, 648630, 799977, 972945, 1333295, 1599954, 1945890, 2399931, 2666590, 3999885, 4799862, 7199793, 7999770, 11999655, 14399586, 23999310, 35998965, 71997930]

約数ペア:

[(1, 71997930), (2, 35998965), (3, 23999310), (5, 14399586), (6, 11999655), (9, 7999770), (10, 7199793), (15, 4799862), (18, 3999885), (27, 2666590), (30, 2399931), (37, 1945890), (45, 1599954), (54, 1333295), (74, 972945), (90, 799977), (111, 648630), (135, 533318), (185, 389178), (222, 324315), (270, 266659), (333, 216210), (370, 194589), (555, 129726), (666, 108105), (999, 72070), (1110, 64863), (1665, 43242), (1998, 36035), (3330, 21621), (4995, 14414), (7207, 9990)]