290302920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{691}}^1$

素因数の和:1100

約数の個数: 128

約数和(自身を含む): 971568000

約数和(自身を除く): 681265080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 389, 540, 691, 778, 1080, 1167, 1382, 1556, 1945, 2073, 2334, 2764, 3112, 3455, 3501, 3890, 4146, 4668, 5528, 5835, 6219, 6910, 7002, 7780, 8292, 9336, 10365, 10503, 11670, 12438, 13820, 14004, 15560, 16584, 17505, 18657, 20730, 21006, 23340, 24876, 27640, 28008, 31095, 35010, 37314, 41460, 42012, 46680, 49752, 52515, 62190, 70020, 74628, 82920, 84024, 93285, 105030, 124380, 140040, 149256, 186570, 210060, 248760, 268799, 373140, 420120, 537598, 746280, 806397, 1075196, 1343995, 1612794, 2150392, 2419191, 2687990, 3225588, 4031985, 4838382, 5375980, 6451176, 7257573, 8063970, 9676764, 10751960, 12095955, 14515146, 16127940, 19353528, 24191910, 29030292, 32255880, 36287865, 48383820, 58060584, 72575730, 96767640, 145151460, 290302920]

約数ペア:

[(1, 290302920), (2, 145151460), (3, 96767640), (4, 72575730), (5, 58060584), (6, 48383820), (8, 36287865), (9, 32255880), (10, 29030292), (12, 24191910), (15, 19353528), (18, 16127940), (20, 14515146), (24, 12095955), (27, 10751960), (30, 9676764), (36, 8063970), (40, 7257573), (45, 6451176), (54, 5375980), (60, 4838382), (72, 4031985), (90, 3225588), (108, 2687990), (120, 2419191), (135, 2150392), (180, 1612794), (216, 1343995), (270, 1075196), (360, 806397), (389, 746280), (540, 537598), (691, 420120), (778, 373140), (1080, 268799), (1167, 248760), (1382, 210060), (1556, 186570), (1945, 149256), (2073, 140040), (2334, 124380), (2764, 105030), (3112, 93285), (3455, 84024), (3501, 82920), (3890, 74628), (4146, 70020), (4668, 62190), (5528, 52515), (5835, 49752), (6219, 46680), (6910, 42012), (7002, 41460), (7780, 37314), (8292, 35010), (9336, 31095), (10365, 28008), (10503, 27640), (11670, 24876), (12438, 23340), (13820, 21006), (14004, 20730), (15560, 18657), (16584, 17505)]