54939920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 160704000

約数和(自身を除く): 105764080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 80, 85, 112, 116, 119, 136, 140, 145, 170, 199, 203, 232, 238, 272, 280, 290, 340, 398, 406, 464, 476, 493, 560, 580, 595, 680, 796, 812, 952, 986, 995, 1015, 1160, 1190, 1360, 1393, 1592, 1624, 1904, 1972, 1990, 2030, 2320, 2380, 2465, 2786, 3184, 3248, 3383, 3451, 3944, 3980, 4060, 4760, 4930, 5572, 5771, 6766, 6902, 6965, 7888, 7960, 8120, 9520, 9860, 11144, 11542, 13532, 13804, 13930, 15920, 16240, 16915, 17255, 19720, 22288, 23084, 23681, 27064, 27608, 27860, 28855, 33830, 34510, 39440, 40397, 46168, 47362, 54128, 55216, 55720, 57710, 67660, 69020, 80794, 92336, 94724, 98107, 111440, 115420, 118405, 135320, 138040, 161588, 189448, 196214, 201985, 230840, 236810, 270640, 276080, 323176, 378896, 392428, 403970, 461680, 473620, 490535, 646352, 686749, 784856, 807940, 947240, 981070, 1373498, 1569712, 1615880, 1894480, 1962140, 2746996, 3231760, 3433745, 3924280, 5493992, 6867490, 7848560, 10987984, 13734980, 27469960, 54939920]

約数ペア:

[(1, 54939920), (2, 27469960), (4, 13734980), (5, 10987984), (7, 7848560), (8, 6867490), (10, 5493992), (14, 3924280), (16, 3433745), (17, 3231760), (20, 2746996), (28, 1962140), (29, 1894480), (34, 1615880), (35, 1569712), (40, 1373498), (56, 981070), (58, 947240), (68, 807940), (70, 784856), (80, 686749), (85, 646352), (112, 490535), (116, 473620), (119, 461680), (136, 403970), (140, 392428), (145, 378896), (170, 323176), (199, 276080), (203, 270640), (232, 236810), (238, 230840), (272, 201985), (280, 196214), (290, 189448), (340, 161588), (398, 138040), (406, 135320), (464, 118405), (476, 115420), (493, 111440), (560, 98107), (580, 94724), (595, 92336), (680, 80794), (796, 69020), (812, 67660), (952, 57710), (986, 55720), (995, 55216), (1015, 54128), (1160, 47362), (1190, 46168), (1360, 40397), (1393, 39440), (1592, 34510), (1624, 33830), (1904, 28855), (1972, 27860), (1990, 27608), (2030, 27064), (2320, 23681), (2380, 23084), (2465, 22288), (2786, 19720), (3184, 17255), (3248, 16915), (3383, 16240), (3451, 15920), (3944, 13930), (3980, 13804), (4060, 13532), (4760, 11542), (4930, 11144), (5572, 9860), (5771, 9520), (6766, 8120), (6902, 7960), (6965, 7888)]