248091760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{461}}^1$

素因数の和:543

約数の個数: 120

約数和(自身を含む): 682643808

約数和(自身を除く): 434552048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 461, 496, 560, 620, 868, 922, 961, 1085, 1240, 1736, 1844, 1922, 2170, 2305, 2480, 3227, 3472, 3688, 3844, 4340, 4610, 4805, 6454, 6727, 7376, 7688, 8680, 9220, 9610, 12908, 13454, 14291, 15376, 16135, 17360, 18440, 19220, 25816, 26908, 28582, 32270, 33635, 36880, 38440, 51632, 53816, 57164, 64540, 67270, 71455, 76880, 100037, 107632, 114328, 129080, 134540, 142910, 200074, 228656, 258160, 269080, 285820, 400148, 443021, 500185, 538160, 571640, 800296, 886042, 1000370, 1143280, 1600592, 1772084, 2000740, 2215105, 3101147, 3544168, 4001480, 4430210, 6202294, 7088336, 8002960, 8860420, 12404588, 15505735, 17720840, 24809176, 31011470, 35441680, 49618352, 62022940, 124045880, 248091760]

約数ペア:

[(1, 248091760), (2, 124045880), (4, 62022940), (5, 49618352), (7, 35441680), (8, 31011470), (10, 24809176), (14, 17720840), (16, 15505735), (20, 12404588), (28, 8860420), (31, 8002960), (35, 7088336), (40, 6202294), (56, 4430210), (62, 4001480), (70, 3544168), (80, 3101147), (112, 2215105), (124, 2000740), (140, 1772084), (155, 1600592), (217, 1143280), (248, 1000370), (280, 886042), (310, 800296), (434, 571640), (461, 538160), (496, 500185), (560, 443021), (620, 400148), (868, 285820), (922, 269080), (961, 258160), (1085, 228656), (1240, 200074), (1736, 142910), (1844, 134540), (1922, 129080), (2170, 114328), (2305, 107632), (2480, 100037), (3227, 76880), (3472, 71455), (3688, 67270), (3844, 64540), (4340, 57164), (4610, 53816), (4805, 51632), (6454, 38440), (6727, 36880), (7376, 33635), (7688, 32270), (8680, 28582), (9220, 26908), (9610, 25816), (12908, 19220), (13454, 18440), (14291, 17360), (15376, 16135)]