388097520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4157}}^1$

素因数の和:4562

約数の個数: 80

約数和(自身を含む): 1206485280

約数和(自身を除く): 818387760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4157, 4668, 5835, 6224, 7780, 8314, 9336, 11670, 12471, 15560, 16628, 18672, 20785, 23340, 24942, 31120, 33256, 41570, 46680, 49884, 62355, 66512, 83140, 93360, 99768, 124710, 166280, 199536, 249420, 332560, 498840, 997680, 1617073, 3234146, 4851219, 6468292, 8085365, 9702438, 12936584, 16170730, 19404876, 24256095, 25873168, 32341460, 38809752, 48512190, 64682920, 77619504, 97024380, 129365840, 194048760, 388097520]

約数ペア:

[(1, 388097520), (2, 194048760), (3, 129365840), (4, 97024380), (5, 77619504), (6, 64682920), (8, 48512190), (10, 38809752), (12, 32341460), (15, 25873168), (16, 24256095), (20, 19404876), (24, 16170730), (30, 12936584), (40, 9702438), (48, 8085365), (60, 6468292), (80, 4851219), (120, 3234146), (240, 1617073), (389, 997680), (778, 498840), (1167, 332560), (1556, 249420), (1945, 199536), (2334, 166280), (3112, 124710), (3890, 99768), (4157, 93360), (4668, 83140), (5835, 66512), (6224, 62355), (7780, 49884), (8314, 46680), (9336, 41570), (11670, 33256), (12471, 31120), (15560, 24942), (16628, 23340), (18672, 20785)]