240181920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 288

約数和(自身を含む): 912824640

約数和(自身を除く): 672642720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 59, 60, 66, 72, 80, 88, 90, 96, 99, 110, 118, 120, 132, 144, 160, 165, 176, 177, 180, 198, 220, 236, 240, 257, 264, 288, 295, 330, 352, 354, 360, 396, 440, 472, 480, 495, 514, 528, 531, 590, 649, 660, 708, 720, 771, 792, 880, 885, 944, 990, 1028, 1056, 1062, 1180, 1285, 1298, 1320, 1416, 1440, 1542, 1584, 1760, 1770, 1888, 1947, 1980, 2056, 2124, 2313, 2360, 2570, 2596, 2640, 2655, 2827, 2832, 3084, 3168, 3245, 3540, 3855, 3894, 3960, 4112, 4248, 4626, 4720, 5140, 5192, 5280, 5310, 5654, 5664, 5841, 6168, 6490, 7080, 7710, 7788, 7920, 8224, 8481, 8496, 9252, 9440, 9735, 10280, 10384, 10620, 11308, 11565, 11682, 12336, 12980, 14135, 14160, 15163, 15420, 15576, 15840, 16962, 16992, 18504, 19470, 20560, 20768, 21240, 22616, 23130, 23364, 24672, 25443, 25960, 28270, 28320, 29205, 30326, 30840, 31152, 33924, 37008, 38940, 41120, 42405, 42480, 45232, 45489, 46260, 46728, 50886, 51920, 56540, 58410, 60652, 61680, 62304, 67848, 74016, 75815, 77880, 84810, 84960, 90464, 90978, 92520, 93456, 101772, 103840, 113080, 116820, 121304, 123360, 127215, 135696, 136467, 151630, 155760, 166793, 169620, 181956, 185040, 186912, 203544, 226160, 227445, 233640, 242608, 254430, 271392, 272934, 303260, 311520, 333586, 339240, 363912, 370080, 407088, 452320, 454890, 467280, 485216, 500379, 508860, 545868, 606520, 667172, 678480, 682335, 727824, 814176, 833965, 909780, 934560, 1000758, 1017720, 1091736, 1213040, 1334344, 1356960, 1364670, 1455648, 1501137, 1667930, 1819560, 2001516, 2035440, 2183472, 2426080, 2501895, 2668688, 2729340, 3002274, 3335860, 3639120, 4003032, 4070880, 4366944, 5003790, 5337376, 5458680, 6004548, 6671720, 7278240, 7505685, 8006064, 10007580, 10917360, 12009096, 13343440, 15011370, 16012128, 20015160, 21834720, 24018192, 26686880, 30022740, 40030320, 48036384, 60045480, 80060640, 120090960, 240181920]

約数ペア:

[(1, 240181920), (2, 120090960), (3, 80060640), (4, 60045480), (5, 48036384), (6, 40030320), (8, 30022740), (9, 26686880), (10, 24018192), (11, 21834720), (12, 20015160), (15, 16012128), (16, 15011370), (18, 13343440), (20, 12009096), (22, 10917360), (24, 10007580), (30, 8006064), (32, 7505685), (33, 7278240), (36, 6671720), (40, 6004548), (44, 5458680), (45, 5337376), (48, 5003790), (55, 4366944), (59, 4070880), (60, 4003032), (66, 3639120), (72, 3335860), (80, 3002274), (88, 2729340), (90, 2668688), (96, 2501895), (99, 2426080), (110, 2183472), (118, 2035440), (120, 2001516), (132, 1819560), (144, 1667930), (160, 1501137), (165, 1455648), (176, 1364670), (177, 1356960), (180, 1334344), (198, 1213040), (220, 1091736), (236, 1017720), (240, 1000758), (257, 934560), (264, 909780), (288, 833965), (295, 814176), (330, 727824), (352, 682335), (354, 678480), (360, 667172), (396, 606520), (440, 545868), (472, 508860), (480, 500379), (495, 485216), (514, 467280), (528, 454890), (531, 452320), (590, 407088), (649, 370080), (660, 363912), (708, 339240), (720, 333586), (771, 311520), (792, 303260), (880, 272934), (885, 271392), (944, 254430), (990, 242608), (1028, 233640), (1056, 227445), (1062, 226160), (1180, 203544), (1285, 186912), (1298, 185040), (1320, 181956), (1416, 169620), (1440, 166793), (1542, 155760), (1584, 151630), (1760, 136467), (1770, 135696), (1888, 127215), (1947, 123360), (1980, 121304), (2056, 116820), (2124, 113080), (2313, 103840), (2360, 101772), (2570, 93456), (2596, 92520), (2640, 90978), (2655, 90464), (2827, 84960), (2832, 84810), (3084, 77880), (3168, 75815), (3245, 74016), (3540, 67848), (3855, 62304), (3894, 61680), (3960, 60652), (4112, 58410), (4248, 56540), (4626, 51920), (4720, 50886), (5140, 46728), (5192, 46260), (5280, 45489), (5310, 45232), (5654, 42480), (5664, 42405), (5841, 41120), (6168, 38940), (6490, 37008), (7080, 33924), (7710, 31152), (7788, 30840), (7920, 30326), (8224, 29205), (8481, 28320), (8496, 28270), (9252, 25960), (9440, 25443), (9735, 24672), (10280, 23364), (10384, 23130), (10620, 22616), (11308, 21240), (11565, 20768), (11682, 20560), (12336, 19470), (12980, 18504), (14135, 16992), (14160, 16962), (15163, 15840), (15420, 15576)]