204417840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77431}}^1$

素因数の和:77458

約数の個数: 80

約数和(自身を含む): 691312896

約数和(自身を除く): 486895056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 77431, 154862, 232293, 309724, 387155, 464586, 619448, 774310, 851741, 929172, 1161465, 1238896, 1548620, 1703482, 1858344, 2322930, 2555223, 3097240, 3406964, 3716688, 4258705, 4645860, 5110446, 6194480, 6813928, 8517410, 9291720, 10220892, 12776115, 13627856, 17034820, 18583440, 20441784, 25552230, 34069640, 40883568, 51104460, 68139280, 102208920, 204417840]

約数ペア:

[(1, 204417840), (2, 102208920), (3, 68139280), (4, 51104460), (5, 40883568), (6, 34069640), (8, 25552230), (10, 20441784), (11, 18583440), (12, 17034820), (15, 13627856), (16, 12776115), (20, 10220892), (22, 9291720), (24, 8517410), (30, 6813928), (33, 6194480), (40, 5110446), (44, 4645860), (48, 4258705), (55, 3716688), (60, 3406964), (66, 3097240), (80, 2555223), (88, 2322930), (110, 1858344), (120, 1703482), (132, 1548620), (165, 1238896), (176, 1161465), (220, 929172), (240, 851741), (264, 774310), (330, 619448), (440, 464586), (528, 387155), (660, 309724), (880, 232293), (1320, 154862), (2640, 77431)]