27747900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 91660800

約数和(自身を除く): 63912900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 172, 180, 215, 225, 239, 258, 270, 300, 387, 430, 450, 478, 516, 540, 645, 675, 717, 774, 860, 900, 956, 1075, 1161, 1195, 1290, 1350, 1434, 1548, 1935, 2150, 2151, 2322, 2390, 2580, 2700, 2868, 3225, 3585, 3870, 4300, 4302, 4644, 4780, 5805, 5975, 6450, 6453, 7170, 7740, 8604, 9675, 10277, 10755, 11610, 11950, 12900, 12906, 14340, 17925, 19350, 20554, 21510, 23220, 23900, 25812, 29025, 30831, 32265, 35850, 38700, 41108, 43020, 51385, 53775, 58050, 61662, 64530, 71700, 92493, 102770, 107550, 116100, 123324, 129060, 154155, 161325, 184986, 205540, 215100, 256925, 277479, 308310, 322650, 369972, 462465, 513850, 554958, 616620, 645300, 770775, 924930, 1027700, 1109916, 1387395, 1541550, 1849860, 2312325, 2774790, 3083100, 4624650, 5549580, 6936975, 9249300, 13873950, 27747900]

約数ペア:

[(1, 27747900), (2, 13873950), (3, 9249300), (4, 6936975), (5, 5549580), (6, 4624650), (9, 3083100), (10, 2774790), (12, 2312325), (15, 1849860), (18, 1541550), (20, 1387395), (25, 1109916), (27, 1027700), (30, 924930), (36, 770775), (43, 645300), (45, 616620), (50, 554958), (54, 513850), (60, 462465), (75, 369972), (86, 322650), (90, 308310), (100, 277479), (108, 256925), (129, 215100), (135, 205540), (150, 184986), (172, 161325), (180, 154155), (215, 129060), (225, 123324), (239, 116100), (258, 107550), (270, 102770), (300, 92493), (387, 71700), (430, 64530), (450, 61662), (478, 58050), (516, 53775), (540, 51385), (645, 43020), (675, 41108), (717, 38700), (774, 35850), (860, 32265), (900, 30831), (956, 29025), (1075, 25812), (1161, 23900), (1195, 23220), (1290, 21510), (1350, 20554), (1434, 19350), (1548, 17925), (1935, 14340), (2150, 12906), (2151, 12900), (2322, 11950), (2390, 11610), (2580, 10755), (2700, 10277), (2868, 9675), (3225, 8604), (3585, 7740), (3870, 7170), (4300, 6453), (4302, 6450), (4644, 5975), (4780, 5805)]