2491467440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:568

約数の個数: 240

約数和(自身を含む): 7381027584

約数和(自身を除く): 4889560144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 83, 88, 110, 112, 121, 140, 154, 166, 176, 220, 242, 280, 308, 332, 385, 415, 440, 443, 484, 560, 581, 605, 616, 664, 770, 830, 847, 880, 886, 913, 968, 1162, 1210, 1232, 1328, 1540, 1660, 1694, 1772, 1826, 1936, 2215, 2324, 2420, 2905, 3080, 3101, 3320, 3388, 3544, 3652, 4235, 4430, 4565, 4648, 4840, 4873, 5810, 6160, 6202, 6391, 6640, 6776, 7088, 7304, 8470, 8860, 9130, 9296, 9680, 9746, 10043, 11620, 12404, 12782, 13552, 14608, 15505, 16940, 17720, 18260, 19492, 20086, 23240, 24365, 24808, 25564, 31010, 31955, 33880, 34111, 35440, 36520, 36769, 38984, 40172, 46480, 48730, 49616, 50215, 51128, 53603, 62020, 63910, 67760, 68222, 70301, 73040, 73538, 77968, 80344, 97460, 100430, 102256, 107206, 124040, 127820, 136444, 140602, 147076, 160688, 170555, 183845, 194920, 200860, 214412, 248080, 255640, 257383, 268015, 272888, 281204, 294152, 341110, 351505, 367690, 375221, 389840, 401720, 404459, 428824, 511280, 514766, 536030, 545776, 562408, 588304, 682220, 703010, 735380, 750442, 803440, 808918, 857648, 1029532, 1072060, 1124816, 1286915, 1364440, 1406020, 1470760, 1500884, 1617836, 1876105, 2022295, 2059064, 2144120, 2573830, 2728880, 2812040, 2831213, 2941520, 3001768, 3235672, 3752210, 4044590, 4118128, 4288240, 4449049, 5147660, 5624080, 5662426, 6003536, 6471344, 7504420, 8089180, 8898098, 10295320, 11324852, 14156065, 15008840, 16178360, 17796196, 20590640, 22245245, 22649704, 28312130, 30017680, 31143343, 32356720, 35592392, 44490490, 45299408, 56624260, 62286686, 71184784, 88980980, 113248520, 124573372, 155716715, 177961960, 226497040, 249146744, 311433430, 355923920, 498293488, 622866860, 1245733720, 2491467440]

約数ペア:

[(1, 2491467440), (2, 1245733720), (4, 622866860), (5, 498293488), (7, 355923920), (8, 311433430), (10, 249146744), (11, 226497040), (14, 177961960), (16, 155716715), (20, 124573372), (22, 113248520), (28, 88980980), (35, 71184784), (40, 62286686), (44, 56624260), (55, 45299408), (56, 44490490), (70, 35592392), (77, 32356720), (80, 31143343), (83, 30017680), (88, 28312130), (110, 22649704), (112, 22245245), (121, 20590640), (140, 17796196), (154, 16178360), (166, 15008840), (176, 14156065), (220, 11324852), (242, 10295320), (280, 8898098), (308, 8089180), (332, 7504420), (385, 6471344), (415, 6003536), (440, 5662426), (443, 5624080), (484, 5147660), (560, 4449049), (581, 4288240), (605, 4118128), (616, 4044590), (664, 3752210), (770, 3235672), (830, 3001768), (847, 2941520), (880, 2831213), (886, 2812040), (913, 2728880), (968, 2573830), (1162, 2144120), (1210, 2059064), (1232, 2022295), (1328, 1876105), (1540, 1617836), (1660, 1500884), (1694, 1470760), (1772, 1406020), (1826, 1364440), (1936, 1286915), (2215, 1124816), (2324, 1072060), (2420, 1029532), (2905, 857648), (3080, 808918), (3101, 803440), (3320, 750442), (3388, 735380), (3544, 703010), (3652, 682220), (4235, 588304), (4430, 562408), (4565, 545776), (4648, 536030), (4840, 514766), (4873, 511280), (5810, 428824), (6160, 404459), (6202, 401720), (6391, 389840), (6640, 375221), (6776, 367690), (7088, 351505), (7304, 341110), (8470, 294152), (8860, 281204), (9130, 272888), (9296, 268015), (9680, 257383), (9746, 255640), (10043, 248080), (11620, 214412), (12404, 200860), (12782, 194920), (13552, 183845), (14608, 170555), (15505, 160688), (16940, 147076), (17720, 140602), (18260, 136444), (19492, 127820), (20086, 124040), (23240, 107206), (24365, 102256), (24808, 100430), (25564, 97460), (31010, 80344), (31955, 77968), (33880, 73538), (34111, 73040), (35440, 70301), (36520, 68222), (36769, 67760), (38984, 63910), (40172, 62020), (46480, 53603), (48730, 51128), (49616, 50215)]