312755280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 160

約数和(自身を含む): 1011744768

約数和(自身を除く): 698989488

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, 127, 155, 186, 240, 248, 254, 310, 331, 372, 381, 465, 496, 508, 620, 635, 662, 744, 762, 930, 993, 1016, 1240, 1270, 1324, 1488, 1524, 1655, 1860, 1905, 1986, 2032, 2480, 2540, 2648, 3048, 3310, 3720, 3810, 3937, 3972, 4965, 5080, 5296, 6096, 6620, 7440, 7620, 7874, 7944, 9930, 10160, 10261, 11811, 13240, 15240, 15748, 15888, 19685, 19860, 20522, 23622, 26480, 30480, 30783, 31496, 39370, 39720, 41044, 42037, 47244, 51305, 59055, 61566, 62992, 78740, 79440, 82088, 84074, 94488, 102610, 118110, 123132, 126111, 153915, 157480, 164176, 168148, 188976, 205220, 210185, 236220, 246264, 252222, 307830, 314960, 336296, 410440, 420370, 472440, 492528, 504444, 615660, 630555, 672592, 820880, 840740, 944880, 1008888, 1231320, 1261110, 1303147, 1681480, 2017776, 2462640, 2522220, 2606294, 3362960, 3909441, 5044440, 5212588, 6515735, 7818882, 10088880, 10425176, 13031470, 15637764, 19547205, 20850352, 26062940, 31275528, 39094410, 52125880, 62551056, 78188820, 104251760, 156377640, 312755280]

約数ペア:

[(1, 312755280), (2, 156377640), (3, 104251760), (4, 78188820), (5, 62551056), (6, 52125880), (8, 39094410), (10, 31275528), (12, 26062940), (15, 20850352), (16, 19547205), (20, 15637764), (24, 13031470), (30, 10425176), (31, 10088880), (40, 7818882), (48, 6515735), (60, 5212588), (62, 5044440), (80, 3909441), (93, 3362960), (120, 2606294), (124, 2522220), (127, 2462640), (155, 2017776), (186, 1681480), (240, 1303147), (248, 1261110), (254, 1231320), (310, 1008888), (331, 944880), (372, 840740), (381, 820880), (465, 672592), (496, 630555), (508, 615660), (620, 504444), (635, 492528), (662, 472440), (744, 420370), (762, 410440), (930, 336296), (993, 314960), (1016, 307830), (1240, 252222), (1270, 246264), (1324, 236220), (1488, 210185), (1524, 205220), (1655, 188976), (1860, 168148), (1905, 164176), (1986, 157480), (2032, 153915), (2480, 126111), (2540, 123132), (2648, 118110), (3048, 102610), (3310, 94488), (3720, 84074), (3810, 82088), (3937, 79440), (3972, 78740), (4965, 62992), (5080, 61566), (5296, 59055), (6096, 51305), (6620, 47244), (7440, 42037), (7620, 41044), (7874, 39720), (7944, 39370), (9930, 31496), (10160, 30783), (10261, 30480), (11811, 26480), (13240, 23622), (15240, 20522), (15748, 19860), (15888, 19685)]