248077320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 769443840

約数和(自身を除く): 521366520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 131, 172, 215, 258, 262, 344, 367, 393, 430, 516, 524, 645, 655, 734, 786, 860, 1032, 1048, 1101, 1290, 1310, 1468, 1572, 1720, 1835, 1965, 2202, 2580, 2620, 2936, 3144, 3670, 3930, 4404, 5160, 5240, 5505, 5633, 7340, 7860, 8808, 11010, 11266, 14680, 15720, 15781, 16899, 22020, 22532, 28165, 31562, 33798, 44040, 45064, 47343, 48077, 56330, 63124, 67596, 78905, 84495, 94686, 96154, 112660, 126248, 135192, 144231, 157810, 168990, 189372, 192308, 225320, 236715, 240385, 288462, 315620, 337980, 378744, 384616, 473430, 480770, 576924, 631240, 675960, 721155, 946860, 961540, 1153848, 1442310, 1893720, 1923080, 2067311, 2884620, 4134622, 5769240, 6201933, 8269244, 10336555, 12403866, 16538488, 20673110, 24807732, 31009665, 41346220, 49615464, 62019330, 82692440, 124038660, 248077320]

約数ペア:

[(1, 248077320), (2, 124038660), (3, 82692440), (4, 62019330), (5, 49615464), (6, 41346220), (8, 31009665), (10, 24807732), (12, 20673110), (15, 16538488), (20, 12403866), (24, 10336555), (30, 8269244), (40, 6201933), (43, 5769240), (60, 4134622), (86, 2884620), (120, 2067311), (129, 1923080), (131, 1893720), (172, 1442310), (215, 1153848), (258, 961540), (262, 946860), (344, 721155), (367, 675960), (393, 631240), (430, 576924), (516, 480770), (524, 473430), (645, 384616), (655, 378744), (734, 337980), (786, 315620), (860, 288462), (1032, 240385), (1048, 236715), (1101, 225320), (1290, 192308), (1310, 189372), (1468, 168990), (1572, 157810), (1720, 144231), (1835, 135192), (1965, 126248), (2202, 112660), (2580, 96154), (2620, 94686), (2936, 84495), (3144, 78905), (3670, 67596), (3930, 63124), (4404, 56330), (5160, 48077), (5240, 47343), (5505, 45064), (5633, 44040), (7340, 33798), (7860, 31562), (8808, 28165), (11010, 22532), (11266, 22020), (14680, 16899), (15720, 15781)]