245493360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 240

約数和(自身を含む): 957605376

約数和(自身を除く): 712112016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 727, 804, 840, 938, 1005, 1008, 1072, 1206, 1260, 1340, 1407, 1454, 1608, 1680, 1876, 2010, 2181, 2345, 2412, 2520, 2680, 2814, 2908, 3015, 3216, 3635, 3752, 4020, 4221, 4362, 4690, 4824, 5040, 5089, 5360, 5628, 5816, 6030, 6543, 7035, 7270, 7504, 8040, 8442, 8724, 9380, 9648, 10178, 10905, 11256, 11632, 12060, 13086, 14070, 14540, 15267, 16080, 16884, 17448, 18760, 20356, 21105, 21810, 22512, 24120, 25445, 26172, 28140, 29080, 30534, 32715, 33768, 34896, 37520, 40712, 42210, 43620, 45801, 48240, 48709, 50890, 52344, 56280, 58160, 61068, 65430, 67536, 76335, 81424, 84420, 87240, 91602, 97418, 101780, 104688, 112560, 122136, 130860, 146127, 152670, 168840, 174480, 183204, 194836, 203560, 229005, 243545, 244272, 261720, 292254, 305340, 337680, 340963, 366408, 389672, 407120, 438381, 458010, 487090, 523440, 584508, 610680, 681926, 730635, 732816, 779344, 876762, 916020, 974180, 1022889, 1169016, 1221360, 1363852, 1461270, 1704815, 1753524, 1832040, 1948360, 2045778, 2191905, 2338032, 2727704, 2922540, 3068667, 3409630, 3507048, 3664080, 3896720, 4091556, 4383810, 5114445, 5455408, 5845080, 6137334, 6819260, 7014096, 8183112, 8767620, 10228890, 11690160, 12274668, 13638520, 15343335, 16366224, 17535240, 20457780, 24549336, 27277040, 30686670, 35070480, 40915560, 49098672, 61373340, 81831120, 122746680, 245493360]

約数ペア:

[(1, 245493360), (2, 122746680), (3, 81831120), (4, 61373340), (5, 49098672), (6, 40915560), (7, 35070480), (8, 30686670), (9, 27277040), (10, 24549336), (12, 20457780), (14, 17535240), (15, 16366224), (16, 15343335), (18, 13638520), (20, 12274668), (21, 11690160), (24, 10228890), (28, 8767620), (30, 8183112), (35, 7014096), (36, 6819260), (40, 6137334), (42, 5845080), (45, 5455408), (48, 5114445), (56, 4383810), (60, 4091556), (63, 3896720), (67, 3664080), (70, 3507048), (72, 3409630), (80, 3068667), (84, 2922540), (90, 2727704), (105, 2338032), (112, 2191905), (120, 2045778), (126, 1948360), (134, 1832040), (140, 1753524), (144, 1704815), (168, 1461270), (180, 1363852), (201, 1221360), (210, 1169016), (240, 1022889), (252, 974180), (268, 916020), (280, 876762), (315, 779344), (335, 732816), (336, 730635), (360, 681926), (402, 610680), (420, 584508), (469, 523440), (504, 487090), (536, 458010), (560, 438381), (603, 407120), (630, 389672), (670, 366408), (720, 340963), (727, 337680), (804, 305340), (840, 292254), (938, 261720), (1005, 244272), (1008, 243545), (1072, 229005), (1206, 203560), (1260, 194836), (1340, 183204), (1407, 174480), (1454, 168840), (1608, 152670), (1680, 146127), (1876, 130860), (2010, 122136), (2181, 112560), (2345, 104688), (2412, 101780), (2520, 97418), (2680, 91602), (2814, 87240), (2908, 84420), (3015, 81424), (3216, 76335), (3635, 67536), (3752, 65430), (4020, 61068), (4221, 58160), (4362, 56280), (4690, 52344), (4824, 50890), (5040, 48709), (5089, 48240), (5360, 45801), (5628, 43620), (5816, 42210), (6030, 40712), (6543, 37520), (7035, 34896), (7270, 33768), (7504, 32715), (8040, 30534), (8442, 29080), (8724, 28140), (9380, 26172), (9648, 25445), (10178, 24120), (10905, 22512), (11256, 21810), (11632, 21105), (12060, 20356), (13086, 18760), (14070, 17448), (14540, 16884), (15267, 16080)]