398806680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{5903}}^1$

素因数の和:6480

約数の個数: 64

約数和(自身を含む): 1198748160

約数和(自身を除く): 799941480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 563, 1126, 1689, 2252, 2815, 3378, 4504, 5630, 5903, 6756, 8445, 11260, 11806, 13512, 16890, 17709, 22520, 23612, 29515, 33780, 35418, 47224, 59030, 67560, 70836, 88545, 118060, 141672, 177090, 236120, 354180, 708360, 3323389, 6646778, 9970167, 13293556, 16616945, 19940334, 26587112, 33233890, 39880668, 49850835, 66467780, 79761336, 99701670, 132935560, 199403340, 398806680]

約数ペア:

[(1, 398806680), (2, 199403340), (3, 132935560), (4, 99701670), (5, 79761336), (6, 66467780), (8, 49850835), (10, 39880668), (12, 33233890), (15, 26587112), (20, 19940334), (24, 16616945), (30, 13293556), (40, 9970167), (60, 6646778), (120, 3323389), (563, 708360), (1126, 354180), (1689, 236120), (2252, 177090), (2815, 141672), (3378, 118060), (4504, 88545), (5630, 70836), (5903, 67560), (6756, 59030), (8445, 47224), (11260, 35418), (11806, 33780), (13512, 29515), (16890, 23612), (17709, 22520)]