1318807680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{686879}}^1$

素因数の和:686901

約数の個数: 64

約数和(自身を含む): 4203705600

約数和(自身を除く): 2884897920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 686879, 1373758, 2060637, 2747516, 3434395, 4121274, 5495032, 6868790, 8242548, 10303185, 10990064, 13737580, 16485096, 20606370, 21980128, 27475160, 32970192, 41212740, 43960256, 54950320, 65940384, 82425480, 87920512, 109900640, 131880768, 164850960, 219801280, 263761536, 329701920, 439602560, 659403840, 1318807680]

約数ペア:

[(1, 1318807680), (2, 659403840), (3, 439602560), (4, 329701920), (5, 263761536), (6, 219801280), (8, 164850960), (10, 131880768), (12, 109900640), (15, 87920512), (16, 82425480), (20, 65940384), (24, 54950320), (30, 43960256), (32, 41212740), (40, 32970192), (48, 27475160), (60, 21980128), (64, 20606370), (80, 16485096), (96, 13737580), (120, 10990064), (128, 10303185), (160, 8242548), (192, 6868790), (240, 5495032), (320, 4121274), (384, 3434395), (480, 2747516), (640, 2060637), (960, 1373758), (1920, 686879)]