1618202960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{10273}}^1$

素因数の和:10476

約数の個数: 80

約数和(自身を含む): 4127682240

約数和(自身を除く): 2509479280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 358, 440, 716, 880, 895, 1432, 1790, 1969, 2864, 3580, 3938, 7160, 7876, 9845, 10273, 14320, 15752, 19690, 20546, 31504, 39380, 41092, 51365, 78760, 82184, 102730, 113003, 157520, 164368, 205460, 226006, 410920, 452012, 565015, 821840, 904024, 1130030, 1808048, 1838867, 2260060, 3677734, 4520120, 7355468, 9040240, 9194335, 14710936, 18388670, 20227537, 29421872, 36777340, 40455074, 73554680, 80910148, 101137685, 147109360, 161820296, 202275370, 323640592, 404550740, 809101480, 1618202960]

約数ペア:

[(1, 1618202960), (2, 809101480), (4, 404550740), (5, 323640592), (8, 202275370), (10, 161820296), (11, 147109360), (16, 101137685), (20, 80910148), (22, 73554680), (40, 40455074), (44, 36777340), (55, 29421872), (80, 20227537), (88, 18388670), (110, 14710936), (176, 9194335), (179, 9040240), (220, 7355468), (358, 4520120), (440, 3677734), (716, 2260060), (880, 1838867), (895, 1808048), (1432, 1130030), (1790, 904024), (1969, 821840), (2864, 565015), (3580, 452012), (3938, 410920), (7160, 226006), (7876, 205460), (9845, 164368), (10273, 157520), (14320, 113003), (15752, 102730), (19690, 82184), (20546, 78760), (31504, 51365), (39380, 41092)]