2551787568

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:544

約数の個数: 240

約数和(自身を含む): 8117670912

約数和(自身を除く): 5565883344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 157, 176, 186, 198, 248, 264, 279, 314, 331, 341, 372, 396, 471, 496, 528, 558, 628, 662, 682, 744, 792, 942, 993, 1023, 1116, 1256, 1324, 1364, 1413, 1488, 1584, 1727, 1884, 1986, 2046, 2232, 2512, 2648, 2728, 2826, 2979, 3069, 3454, 3641, 3768, 3972, 4092, 4464, 4867, 5181, 5296, 5456, 5652, 5958, 6138, 6908, 7282, 7536, 7944, 8184, 9734, 10261, 10362, 10923, 11304, 11916, 12276, 13816, 14564, 14601, 15543, 15888, 16368, 19468, 20522, 20724, 21846, 22608, 23832, 24552, 27632, 29128, 29202, 30783, 31086, 32769, 38936, 41044, 41448, 43692, 43803, 47664, 49104, 51967, 53537, 58256, 58404, 61566, 62172, 65538, 77872, 82088, 82896, 87384, 87606, 92349, 103934, 107074, 112871, 116808, 123132, 124344, 131076, 155901, 160611, 164176, 174768, 175212, 184698, 207868, 214148, 225742, 233616, 246264, 248688, 262152, 311802, 321222, 338613, 350424, 369396, 415736, 428296, 451484, 467703, 481833, 492528, 524304, 571637, 623604, 642444, 677226, 700848, 738792, 831472, 856592, 902968, 935406, 963666, 1015839, 1143274, 1247208, 1284888, 1354452, 1477584, 1610977, 1714911, 1805936, 1870812, 1927332, 2031678, 2286548, 2494416, 2569776, 2708904, 3221954, 3429822, 3741624, 3854664, 4063356, 4573096, 4832931, 5144733, 5417808, 6443908, 6859644, 7483248, 7709328, 8126712, 9146192, 9665862, 10289466, 12887816, 13719288, 14498793, 16253424, 17720747, 19331724, 20578932, 25775632, 27438576, 28997586, 35441494, 38663448, 41157864, 53162241, 57995172, 70882988, 77326896, 82315728, 106324482, 115990344, 141765976, 159486723, 212648964, 231980688, 283531952, 318973446, 425297928, 637946892, 850595856, 1275893784, 2551787568]

約数ペア:

[(1, 2551787568), (2, 1275893784), (3, 850595856), (4, 637946892), (6, 425297928), (8, 318973446), (9, 283531952), (11, 231980688), (12, 212648964), (16, 159486723), (18, 141765976), (22, 115990344), (24, 106324482), (31, 82315728), (33, 77326896), (36, 70882988), (44, 57995172), (48, 53162241), (62, 41157864), (66, 38663448), (72, 35441494), (88, 28997586), (93, 27438576), (99, 25775632), (124, 20578932), (132, 19331724), (144, 17720747), (157, 16253424), (176, 14498793), (186, 13719288), (198, 12887816), (248, 10289466), (264, 9665862), (279, 9146192), (314, 8126712), (331, 7709328), (341, 7483248), (372, 6859644), (396, 6443908), (471, 5417808), (496, 5144733), (528, 4832931), (558, 4573096), (628, 4063356), (662, 3854664), (682, 3741624), (744, 3429822), (792, 3221954), (942, 2708904), (993, 2569776), (1023, 2494416), (1116, 2286548), (1256, 2031678), (1324, 1927332), (1364, 1870812), (1413, 1805936), (1488, 1714911), (1584, 1610977), (1727, 1477584), (1884, 1354452), (1986, 1284888), (2046, 1247208), (2232, 1143274), (2512, 1015839), (2648, 963666), (2728, 935406), (2826, 902968), (2979, 856592), (3069, 831472), (3454, 738792), (3641, 700848), (3768, 677226), (3972, 642444), (4092, 623604), (4464, 571637), (4867, 524304), (5181, 492528), (5296, 481833), (5456, 467703), (5652, 451484), (5958, 428296), (6138, 415736), (6908, 369396), (7282, 350424), (7536, 338613), (7944, 321222), (8184, 311802), (9734, 262152), (10261, 248688), (10362, 246264), (10923, 233616), (11304, 225742), (11916, 214148), (12276, 207868), (13816, 184698), (14564, 175212), (14601, 174768), (15543, 164176), (15888, 160611), (16368, 155901), (19468, 131076), (20522, 124344), (20724, 123132), (21846, 116808), (22608, 112871), (23832, 107074), (24552, 103934), (27632, 92349), (29128, 87606), (29202, 87384), (30783, 82896), (31086, 82088), (32769, 77872), (38936, 65538), (41044, 62172), (41448, 61566), (43692, 58404), (43803, 58256), (47664, 53537), (49104, 51967)]