1212831360

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5399}}^1$

素因数の和:5440

約数の個数: 256

約数和(自身を含む): 4626720000

約数和(自身を除く): 3413888640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5399, 5616, 5760, 6240, 7020, 7488, 8320, 8640, 9360, 10798, 11232, 12480, 14040, 14976, 16197, 17280, 18720, 21596, 22464, 24960, 26995, 28080, 32394, 37440, 43192, 44928, 48591, 53990, 56160, 64788, 70187, 74880, 80985, 86384, 97182, 107980, 112320, 129576, 140374, 145773, 161970, 172768, 194364, 210561, 215960, 224640, 242955, 259152, 280748, 291546, 323940, 345536, 350935, 388728, 421122, 431920, 485910, 518304, 561496, 583092, 631683, 647880, 691072, 701870, 728865, 777456, 842244, 863840, 971820, 1036608, 1052805, 1122992, 1166184, 1263366, 1295760, 1403740, 1457730, 1554912, 1684488, 1727680, 1895049, 1943640, 2073216, 2105610, 2245984, 2332368, 2526732, 2591520, 2807480, 2915460, 3109824, 3158415, 3368976, 3455360, 3790098, 3887280, 4211220, 4491968, 4664736, 5053464, 5183040, 5614960, 5830920, 6219648, 6316830, 6737952, 7580196, 7774560, 8422440, 8983936, 9329472, 9475245, 10106928, 10366080, 11229920, 11661840, 12633660, 13475904, 15160392, 15549120, 16844880, 18658944, 18950490, 20213856, 22459840, 23323680, 25267320, 26951808, 30320784, 31098240, 33689760, 37900980, 40427712, 44919680, 46647360, 50534640, 60641568, 67379520, 75801960, 80855424, 93294720, 101069280, 121283136, 134759040, 151603920, 202138560, 242566272, 303207840, 404277120, 606415680, 1212831360]

約数ペア:

[(1, 1212831360), (2, 606415680), (3, 404277120), (4, 303207840), (5, 242566272), (6, 202138560), (8, 151603920), (9, 134759040), (10, 121283136), (12, 101069280), (13, 93294720), (15, 80855424), (16, 75801960), (18, 67379520), (20, 60641568), (24, 50534640), (26, 46647360), (27, 44919680), (30, 40427712), (32, 37900980), (36, 33689760), (39, 31098240), (40, 30320784), (45, 26951808), (48, 25267320), (52, 23323680), (54, 22459840), (60, 20213856), (64, 18950490), (65, 18658944), (72, 16844880), (78, 15549120), (80, 15160392), (90, 13475904), (96, 12633660), (104, 11661840), (108, 11229920), (117, 10366080), (120, 10106928), (128, 9475245), (130, 9329472), (135, 8983936), (144, 8422440), (156, 7774560), (160, 7580196), (180, 6737952), (192, 6316830), (195, 6219648), (208, 5830920), (216, 5614960), (234, 5183040), (240, 5053464), (260, 4664736), (270, 4491968), (288, 4211220), (312, 3887280), (320, 3790098), (351, 3455360), (360, 3368976), (384, 3158415), (390, 3109824), (416, 2915460), (432, 2807480), (468, 2591520), (480, 2526732), (520, 2332368), (540, 2245984), (576, 2105610), (585, 2073216), (624, 1943640), (640, 1895049), (702, 1727680), (720, 1684488), (780, 1554912), (832, 1457730), (864, 1403740), (936, 1295760), (960, 1263366), (1040, 1166184), (1080, 1122992), (1152, 1052805), (1170, 1036608), (1248, 971820), (1404, 863840), (1440, 842244), (1560, 777456), (1664, 728865), (1728, 701870), (1755, 691072), (1872, 647880), (1920, 631683), (2080, 583092), (2160, 561496), (2340, 518304), (2496, 485910), (2808, 431920), (2880, 421122), (3120, 388728), (3456, 350935), (3510, 345536), (3744, 323940), (4160, 291546), (4320, 280748), (4680, 259152), (4992, 242955), (5399, 224640), (5616, 215960), (5760, 210561), (6240, 194364), (7020, 172768), (7488, 161970), (8320, 145773), (8640, 140374), (9360, 129576), (10798, 112320), (11232, 107980), (12480, 97182), (14040, 86384), (14976, 80985), (16197, 74880), (17280, 70187), (18720, 64788), (21596, 56160), (22464, 53990), (24960, 48591), (26995, 44928), (28080, 43192), (32394, 37440)]