251164914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 743178240

約数和(自身を除く): 492013326

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 19, 21, 22, 26, 31, 33, 38, 39, 42, 57, 62, 66, 71, 77, 78, 91, 93, 114, 133, 142, 143, 154, 182, 186, 209, 213, 217, 231, 247, 266, 273, 286, 341, 399, 403, 418, 426, 429, 434, 462, 494, 497, 546, 589, 627, 651, 682, 741, 781, 798, 806, 858, 923, 994, 1001, 1023, 1178, 1209, 1254, 1302, 1349, 1463, 1482, 1491, 1562, 1729, 1767, 1846, 2002, 2046, 2201, 2343, 2387, 2418, 2698, 2717, 2769, 2821, 2926, 2982, 3003, 3458, 3534, 4047, 4123, 4389, 4402, 4433, 4686, 4774, 5187, 5434, 5467, 5538, 5642, 6006, 6461, 6479, 6603, 7161, 7657, 8094, 8151, 8246, 8463, 8778, 8866, 9443, 10153, 10374, 10934, 12369, 12922, 12958, 13206, 13299, 14322, 14839, 15314, 15407, 16302, 16401, 16926, 17537, 18886, 19019, 19383, 19437, 20306, 22971, 24211, 24738, 26598, 28329, 28613, 29678, 30459, 30814, 31031, 32802, 35074, 38038, 38766, 38874, 41819, 44517, 45353, 45942, 46221, 48422, 52611, 53599, 56658, 57057, 57226, 60918, 62062, 71071, 72633, 83638, 84227, 85839, 89034, 90706, 92442, 93093, 103873, 105222, 107198, 114114, 122759, 125457, 136059, 142142, 145266, 160797, 168454, 169477, 171678, 186186, 192907, 200291, 207746, 213213, 245518, 250914, 252681, 272118, 292733, 311619, 314743, 321594, 338954, 368277, 385814, 400582, 426426, 460009, 505362, 508431, 543647, 578721, 585466, 589589, 600873, 623238, 629486, 736554, 878199, 920018, 944229, 1016862, 1087294, 1157442, 1179178, 1201746, 1350349, 1380027, 1630941, 1756398, 1768767, 1888458, 2203201, 2700698, 2760054, 3220063, 3261882, 3537534, 3805529, 4051047, 4406402, 5980117, 6440126, 6609603, 7611058, 8102094, 9660189, 11416587, 11960234, 13219206, 17940351, 19320378, 22833174, 35880702, 41860819, 83721638, 125582457, 251164914]

約数ペア:

[(1, 251164914), (2, 125582457), (3, 83721638), (6, 41860819), (7, 35880702), (11, 22833174), (13, 19320378), (14, 17940351), (19, 13219206), (21, 11960234), (22, 11416587), (26, 9660189), (31, 8102094), (33, 7611058), (38, 6609603), (39, 6440126), (42, 5980117), (57, 4406402), (62, 4051047), (66, 3805529), (71, 3537534), (77, 3261882), (78, 3220063), (91, 2760054), (93, 2700698), (114, 2203201), (133, 1888458), (142, 1768767), (143, 1756398), (154, 1630941), (182, 1380027), (186, 1350349), (209, 1201746), (213, 1179178), (217, 1157442), (231, 1087294), (247, 1016862), (266, 944229), (273, 920018), (286, 878199), (341, 736554), (399, 629486), (403, 623238), (418, 600873), (426, 589589), (429, 585466), (434, 578721), (462, 543647), (494, 508431), (497, 505362), (546, 460009), (589, 426426), (627, 400582), (651, 385814), (682, 368277), (741, 338954), (781, 321594), (798, 314743), (806, 311619), (858, 292733), (923, 272118), (994, 252681), (1001, 250914), (1023, 245518), (1178, 213213), (1209, 207746), (1254, 200291), (1302, 192907), (1349, 186186), (1463, 171678), (1482, 169477), (1491, 168454), (1562, 160797), (1729, 145266), (1767, 142142), (1846, 136059), (2002, 125457), (2046, 122759), (2201, 114114), (2343, 107198), (2387, 105222), (2418, 103873), (2698, 93093), (2717, 92442), (2769, 90706), (2821, 89034), (2926, 85839), (2982, 84227), (3003, 83638), (3458, 72633), (3534, 71071), (4047, 62062), (4123, 60918), (4389, 57226), (4402, 57057), (4433, 56658), (4686, 53599), (4774, 52611), (5187, 48422), (5434, 46221), (5467, 45942), (5538, 45353), (5642, 44517), (6006, 41819), (6461, 38874), (6479, 38766), (6603, 38038), (7161, 35074), (7657, 32802), (8094, 31031), (8151, 30814), (8246, 30459), (8463, 29678), (8778, 28613), (8866, 28329), (9443, 26598), (10153, 24738), (10374, 24211), (10934, 22971), (12369, 20306), (12922, 19437), (12958, 19383), (13206, 19019), (13299, 18886), (14322, 17537), (14839, 16926), (15314, 16401), (15407, 16302)]