320229720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{296509}}^1$

素因数の和:296529

約数の個数: 64

約数和(自身を含む): 1067436000

約数和(自身を除く): 747206280

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, 296509, 593018, 889527, 1186036, 1482545, 1779054, 2372072, 2668581, 2965090, 3558108, 4447635, 5337162, 5930180, 7116216, 8005743, 8895270, 10674324, 11860360, 13342905, 16011486, 17790540, 21348648, 26685810, 32022972, 35581080, 40028715, 53371620, 64045944, 80057430, 106743240, 160114860, 320229720]

約数ペア:

[(1, 320229720), (2, 160114860), (3, 106743240), (4, 80057430), (5, 64045944), (6, 53371620), (8, 40028715), (9, 35581080), (10, 32022972), (12, 26685810), (15, 21348648), (18, 17790540), (20, 16011486), (24, 13342905), (27, 11860360), (30, 10674324), (36, 8895270), (40, 8005743), (45, 7116216), (54, 5930180), (60, 5337162), (72, 4447635), (90, 3558108), (108, 2965090), (120, 2668581), (135, 2372072), (180, 1779054), (216, 1482545), (270, 1186036), (360, 889527), (540, 593018), (1080, 296509)]