219722560

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23677}}^1$

素因数の和:23723

約数の個数: 56

約数和(自身を含む): 541279080

約数和(自身を除く): 321556520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 23677, 47354, 94708, 118385, 189416, 236770, 378832, 473540, 686633, 757664, 947080, 1373266, 1515328, 1894160, 2746532, 3433165, 3788320, 5493064, 6866330, 7576640, 10986128, 13732660, 21972256, 27465320, 43944512, 54930640, 109861280, 219722560]

約数ペア:

[(1, 219722560), (2, 109861280), (4, 54930640), (5, 43944512), (8, 27465320), (10, 21972256), (16, 13732660), (20, 10986128), (29, 7576640), (32, 6866330), (40, 5493064), (58, 3788320), (64, 3433165), (80, 2746532), (116, 1894160), (145, 1515328), (160, 1373266), (232, 947080), (290, 757664), (320, 686633), (464, 473540), (580, 378832), (928, 236770), (1160, 189416), (1856, 118385), (2320, 94708), (4640, 47354), (9280, 23677)]