1227960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{379}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 4138200

約数和(自身を除く): 2910240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 379, 405, 540, 648, 758, 810, 1080, 1137, 1516, 1620, 1895, 2274, 3032, 3240, 3411, 3790, 4548, 5685, 6822, 7580, 9096, 10233, 11370, 13644, 15160, 17055, 20466, 22740, 27288, 30699, 34110, 40932, 45480, 51165, 61398, 68220, 81864, 102330, 122796, 136440, 153495, 204660, 245592, 306990, 409320, 613980, 1227960]

約数ペア:

[(1, 1227960), (2, 613980), (3, 409320), (4, 306990), (5, 245592), (6, 204660), (8, 153495), (9, 136440), (10, 122796), (12, 102330), (15, 81864), (18, 68220), (20, 61398), (24, 51165), (27, 45480), (30, 40932), (36, 34110), (40, 30699), (45, 27288), (54, 22740), (60, 20466), (72, 17055), (81, 15160), (90, 13644), (108, 11370), (120, 10233), (135, 9096), (162, 7580), (180, 6822), (216, 5685), (270, 4548), (324, 3790), (360, 3411), (379, 3240), (405, 3032), (540, 2274), (648, 1895), (758, 1620), (810, 1516), (1080, 1137)]