206188440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1377

約数の個数: 128

約数和(自身を含む): 653875200

約数和(自身を除く): 447686760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1289, 1290, 1333, 1720, 1860, 2578, 2580, 2666, 3720, 3867, 3999, 5156, 5160, 5332, 6445, 6665, 7734, 7998, 10312, 10664, 12890, 13330, 15468, 15996, 19335, 19995, 25780, 26660, 30936, 31992, 38670, 39959, 39990, 51560, 53320, 55427, 77340, 79918, 79980, 110854, 119877, 154680, 159836, 159960, 166281, 199795, 221708, 239754, 277135, 319672, 332562, 399590, 443416, 479508, 554270, 599385, 665124, 799180, 831405, 959016, 1108540, 1198770, 1330248, 1598360, 1662810, 1718237, 2217080, 2397540, 3325620, 3436474, 4795080, 5154711, 6651240, 6872948, 8591185, 10309422, 13745896, 17182370, 20618844, 25773555, 34364740, 41237688, 51547110, 68729480, 103094220, 206188440]

約数ペア:

[(1, 206188440), (2, 103094220), (3, 68729480), (4, 51547110), (5, 41237688), (6, 34364740), (8, 25773555), (10, 20618844), (12, 17182370), (15, 13745896), (20, 10309422), (24, 8591185), (30, 6872948), (31, 6651240), (40, 5154711), (43, 4795080), (60, 3436474), (62, 3325620), (86, 2397540), (93, 2217080), (120, 1718237), (124, 1662810), (129, 1598360), (155, 1330248), (172, 1198770), (186, 1108540), (215, 959016), (248, 831405), (258, 799180), (310, 665124), (344, 599385), (372, 554270), (430, 479508), (465, 443416), (516, 399590), (620, 332562), (645, 319672), (744, 277135), (860, 239754), (930, 221708), (1032, 199795), (1240, 166281), (1289, 159960), (1290, 159836), (1333, 154680), (1720, 119877), (1860, 110854), (2578, 79980), (2580, 79918), (2666, 77340), (3720, 55427), (3867, 53320), (3999, 51560), (5156, 39990), (5160, 39959), (5332, 38670), (6445, 31992), (6665, 30936), (7734, 26660), (7998, 25780), (10312, 19995), (10664, 19335), (12890, 15996), (13330, 15468)]