816240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 2678400

約数和(自身を除く): 1862160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 179, 190, 228, 240, 285, 304, 358, 380, 456, 537, 570, 716, 760, 895, 912, 1074, 1140, 1432, 1520, 1790, 2148, 2280, 2685, 2864, 3401, 3580, 4296, 4560, 5370, 6802, 7160, 8592, 10203, 10740, 13604, 14320, 17005, 20406, 21480, 27208, 34010, 40812, 42960, 51015, 54416, 68020, 81624, 102030, 136040, 163248, 204060, 272080, 408120, 816240]

約数ペア:

[(1, 816240), (2, 408120), (3, 272080), (4, 204060), (5, 163248), (6, 136040), (8, 102030), (10, 81624), (12, 68020), (15, 54416), (16, 51015), (19, 42960), (20, 40812), (24, 34010), (30, 27208), (38, 21480), (40, 20406), (48, 17005), (57, 14320), (60, 13604), (76, 10740), (80, 10203), (95, 8592), (114, 7160), (120, 6802), (152, 5370), (179, 4560), (190, 4296), (228, 3580), (240, 3401), (285, 2864), (304, 2685), (358, 2280), (380, 2148), (456, 1790), (537, 1520), (570, 1432), (716, 1140), (760, 1074), (895, 912)]