206090400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2063

約数の個数: 144

約数和(自身を含む): 686768544

約数和(自身を除く): 480678144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 75, 80, 86, 96, 100, 120, 129, 150, 160, 172, 200, 215, 240, 258, 300, 344, 400, 430, 480, 516, 600, 645, 688, 800, 860, 1032, 1075, 1200, 1290, 1376, 1720, 1997, 2064, 2150, 2400, 2580, 3225, 3440, 3994, 4128, 4300, 5160, 5991, 6450, 6880, 7988, 8600, 9985, 10320, 11982, 12900, 15976, 17200, 19970, 20640, 23964, 25800, 29955, 31952, 34400, 39940, 47928, 49925, 51600, 59910, 63904, 79880, 85871, 95856, 99850, 103200, 119820, 149775, 159760, 171742, 191712, 199700, 239640, 257613, 299550, 319520, 343484, 399400, 429355, 479280, 515226, 599100, 686968, 798800, 858710, 958560, 1030452, 1198200, 1288065, 1373936, 1597600, 1717420, 2060904, 2146775, 2396400, 2576130, 2747872, 3434840, 4121808, 4293550, 4792800, 5152260, 6440325, 6869680, 8243616, 8587100, 10304520, 12880650, 13739360, 17174200, 20609040, 25761300, 34348400, 41218080, 51522600, 68696800, 103045200, 206090400]

約数ペア:

[(1, 206090400), (2, 103045200), (3, 68696800), (4, 51522600), (5, 41218080), (6, 34348400), (8, 25761300), (10, 20609040), (12, 17174200), (15, 13739360), (16, 12880650), (20, 10304520), (24, 8587100), (25, 8243616), (30, 6869680), (32, 6440325), (40, 5152260), (43, 4792800), (48, 4293550), (50, 4121808), (60, 3434840), (75, 2747872), (80, 2576130), (86, 2396400), (96, 2146775), (100, 2060904), (120, 1717420), (129, 1597600), (150, 1373936), (160, 1288065), (172, 1198200), (200, 1030452), (215, 958560), (240, 858710), (258, 798800), (300, 686968), (344, 599100), (400, 515226), (430, 479280), (480, 429355), (516, 399400), (600, 343484), (645, 319520), (688, 299550), (800, 257613), (860, 239640), (1032, 199700), (1075, 191712), (1200, 171742), (1290, 159760), (1376, 149775), (1720, 119820), (1997, 103200), (2064, 99850), (2150, 95856), (2400, 85871), (2580, 79880), (3225, 63904), (3440, 59910), (3994, 51600), (4128, 49925), (4300, 47928), (5160, 39940), (5991, 34400), (6450, 31952), (6880, 29955), (7988, 25800), (8600, 23964), (9985, 20640), (10320, 19970), (11982, 17200), (12900, 15976)]