199399440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26801}}^1$

素因数の和:26848

約数の個数: 80

約数和(自身を含む): 638102016

約数和(自身を除く): 438702576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 26801, 53602, 80403, 107204, 134005, 160806, 214408, 268010, 321612, 402015, 428816, 536020, 643224, 804030, 830831, 1072040, 1286448, 1608060, 1661662, 2144080, 2492493, 3216120, 3323324, 4154155, 4984986, 6432240, 6646648, 8308310, 9969972, 12462465, 13293296, 16616620, 19939944, 24924930, 33233240, 39879888, 49849860, 66466480, 99699720, 199399440]

約数ペア:

[(1, 199399440), (2, 99699720), (3, 66466480), (4, 49849860), (5, 39879888), (6, 33233240), (8, 24924930), (10, 19939944), (12, 16616620), (15, 13293296), (16, 12462465), (20, 9969972), (24, 8308310), (30, 6646648), (31, 6432240), (40, 4984986), (48, 4154155), (60, 3323324), (62, 3216120), (80, 2492493), (93, 2144080), (120, 1661662), (124, 1608060), (155, 1286448), (186, 1072040), (240, 830831), (248, 804030), (310, 643224), (372, 536020), (465, 428816), (496, 402015), (620, 321612), (744, 268010), (930, 214408), (1240, 160806), (1488, 134005), (1860, 107204), (2480, 80403), (3720, 53602), (7440, 26801)]