81089640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75083}}^1$

素因数の和:75103

約数の個数: 64

約数和(自身を含む): 270302400

約数和(自身を除く): 189212760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75083, 150166, 225249, 300332, 375415, 450498, 600664, 675747, 750830, 900996, 1126245, 1351494, 1501660, 1801992, 2027241, 2252490, 2702988, 3003320, 3378735, 4054482, 4504980, 5405976, 6757470, 8108964, 9009960, 10136205, 13514940, 16217928, 20272410, 27029880, 40544820, 81089640]

約数ペア:

[(1, 81089640), (2, 40544820), (3, 27029880), (4, 20272410), (5, 16217928), (6, 13514940), (8, 10136205), (9, 9009960), (10, 8108964), (12, 6757470), (15, 5405976), (18, 4504980), (20, 4054482), (24, 3378735), (27, 3003320), (30, 2702988), (36, 2252490), (40, 2027241), (45, 1801992), (54, 1501660), (60, 1351494), (72, 1126245), (90, 900996), (108, 750830), (120, 675747), (135, 600664), (180, 450498), (216, 375415), (270, 300332), (360, 225249), (540, 150166), (1080, 75083)]