720121024

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20347}}^1$

素因数の和:20445

約数の個数: 56

約数和(自身を含む): 1653885440

約数和(自身を除く): 933764416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 632, 1106, 1264, 2212, 2528, 4424, 5056, 8848, 17696, 20347, 35392, 40694, 81388, 142429, 162776, 284858, 325552, 569716, 651104, 1139432, 1302208, 1607413, 2278864, 3214826, 4557728, 6429652, 9115456, 11251891, 12859304, 22503782, 25718608, 45007564, 51437216, 90015128, 102874432, 180030256, 360060512, 720121024]

約数ペア:

[(1, 720121024), (2, 360060512), (4, 180030256), (7, 102874432), (8, 90015128), (14, 51437216), (16, 45007564), (28, 25718608), (32, 22503782), (56, 12859304), (64, 11251891), (79, 9115456), (112, 6429652), (158, 4557728), (224, 3214826), (316, 2278864), (448, 1607413), (553, 1302208), (632, 1139432), (1106, 651104), (1264, 569716), (2212, 325552), (2528, 284858), (4424, 162776), (5056, 142429), (8848, 81388), (17696, 40694), (20347, 35392)]