20179535280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{265241}}^1$

素因数の和:265574

約数の個数: 80

約数和(自身を含む): 62754135264

約数和(自身を除く): 42574599984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 317, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 5072, 6340, 7608, 9510, 12680, 15216, 19020, 25360, 38040, 76080, 265241, 530482, 795723, 1060964, 1326205, 1591446, 2121928, 2652410, 3182892, 3978615, 4243856, 5304820, 6365784, 7957230, 10609640, 12731568, 15914460, 21219280, 31828920, 63657840, 84081397, 168162794, 252244191, 336325588, 420406985, 504488382, 672651176, 840813970, 1008976764, 1261220955, 1345302352, 1681627940, 2017953528, 2522441910, 3363255880, 4035907056, 5044883820, 6726511760, 10089767640, 20179535280]

約数ペア:

[(1, 20179535280), (2, 10089767640), (3, 6726511760), (4, 5044883820), (5, 4035907056), (6, 3363255880), (8, 2522441910), (10, 2017953528), (12, 1681627940), (15, 1345302352), (16, 1261220955), (20, 1008976764), (24, 840813970), (30, 672651176), (40, 504488382), (48, 420406985), (60, 336325588), (80, 252244191), (120, 168162794), (240, 84081397), (317, 63657840), (634, 31828920), (951, 21219280), (1268, 15914460), (1585, 12731568), (1902, 10609640), (2536, 7957230), (3170, 6365784), (3804, 5304820), (4755, 4243856), (5072, 3978615), (6340, 3182892), (7608, 2652410), (9510, 2121928), (12680, 1591446), (15216, 1326205), (19020, 1060964), (25360, 795723), (38040, 530482), (76080, 265241)]