21614640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:926

約数の個数: 80

約数和(自身を含む): 67683168

約数和(自身を除く): 46068528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 113, 120, 226, 240, 339, 452, 565, 678, 797, 904, 1130, 1356, 1594, 1695, 1808, 2260, 2391, 2712, 3188, 3390, 3985, 4520, 4782, 5424, 6376, 6780, 7970, 9040, 9564, 11955, 12752, 13560, 15940, 19128, 23910, 27120, 31880, 38256, 47820, 63760, 90061, 95640, 180122, 191280, 270183, 360244, 450305, 540366, 720488, 900610, 1080732, 1350915, 1440976, 1801220, 2161464, 2701830, 3602440, 4322928, 5403660, 7204880, 10807320, 21614640]

約数ペア:

[(1, 21614640), (2, 10807320), (3, 7204880), (4, 5403660), (5, 4322928), (6, 3602440), (8, 2701830), (10, 2161464), (12, 1801220), (15, 1440976), (16, 1350915), (20, 1080732), (24, 900610), (30, 720488), (40, 540366), (48, 450305), (60, 360244), (80, 270183), (113, 191280), (120, 180122), (226, 95640), (240, 90061), (339, 63760), (452, 47820), (565, 38256), (678, 31880), (797, 27120), (904, 23910), (1130, 19128), (1356, 15940), (1594, 13560), (1695, 12752), (1808, 11955), (2260, 9564), (2391, 9040), (2712, 7970), (3188, 6780), (3390, 6376), (3985, 5424), (4520, 4782)]