257241348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 288

約数和(自身を含む): 880588800

約数和(自身を除く): 623347452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 31, 34, 36, 39, 42, 51, 52, 62, 63, 68, 78, 84, 91, 93, 102, 117, 119, 124, 126, 149, 153, 156, 182, 186, 204, 217, 221, 234, 238, 252, 273, 279, 298, 306, 357, 364, 372, 403, 434, 442, 447, 468, 476, 527, 546, 558, 596, 612, 651, 663, 714, 806, 819, 868, 884, 894, 1043, 1054, 1071, 1092, 1116, 1209, 1302, 1326, 1341, 1428, 1547, 1581, 1612, 1638, 1788, 1937, 1953, 1989, 2086, 2108, 2142, 2418, 2533, 2604, 2652, 2682, 2821, 3094, 3129, 3162, 3276, 3627, 3689, 3874, 3906, 3978, 4172, 4284, 4619, 4641, 4743, 4836, 5066, 5364, 5642, 5811, 6188, 6258, 6324, 6851, 7254, 7378, 7599, 7748, 7812, 7956, 8463, 9238, 9282, 9387, 9486, 10132, 11067, 11284, 11622, 12516, 13559, 13702, 13857, 13923, 14508, 14756, 15198, 16926, 17433, 17731, 18476, 18564, 18774, 18972, 20553, 22134, 22797, 23244, 25389, 27118, 27404, 27714, 27846, 30396, 32333, 32929, 33201, 33852, 34866, 35462, 37548, 40677, 41106, 41571, 44268, 45594, 47957, 50778, 53193, 54236, 55428, 55692, 60047, 61659, 64666, 65858, 66402, 69732, 70924, 78523, 81354, 82212, 83142, 91188, 95914, 96999, 98787, 101556, 106386, 120094, 122031, 123318, 129332, 131716, 132804, 143871, 157046, 159579, 162708, 166284, 180141, 191828, 193998, 197574, 212772, 230503, 235569, 240188, 244062, 246636, 287742, 290997, 296361, 314092, 319158, 360282, 387996, 395148, 420329, 431613, 461006, 471138, 488124, 540423, 549661, 575484, 581994, 592722, 638316, 691509, 706707, 720564, 840658, 863226, 922012, 942276, 1020799, 1080846, 1099322, 1163988, 1185444, 1260987, 1383018, 1413414, 1648983, 1681316, 1726452, 2041598, 2074527, 2161692, 2198644, 2521974, 2766036, 2826828, 3062397, 3297966, 3782961, 4083196, 4149054, 4946949, 5043948, 6124794, 6595932, 7145593, 7565922, 8298108, 9187191, 9893898, 12249588, 14291186, 15131844, 18374382, 19787796, 21436779, 28582372, 36748764, 42873558, 64310337, 85747116, 128620674, 257241348]

約数ペア:

[(1, 257241348), (2, 128620674), (3, 85747116), (4, 64310337), (6, 42873558), (7, 36748764), (9, 28582372), (12, 21436779), (13, 19787796), (14, 18374382), (17, 15131844), (18, 14291186), (21, 12249588), (26, 9893898), (28, 9187191), (31, 8298108), (34, 7565922), (36, 7145593), (39, 6595932), (42, 6124794), (51, 5043948), (52, 4946949), (62, 4149054), (63, 4083196), (68, 3782961), (78, 3297966), (84, 3062397), (91, 2826828), (93, 2766036), (102, 2521974), (117, 2198644), (119, 2161692), (124, 2074527), (126, 2041598), (149, 1726452), (153, 1681316), (156, 1648983), (182, 1413414), (186, 1383018), (204, 1260987), (217, 1185444), (221, 1163988), (234, 1099322), (238, 1080846), (252, 1020799), (273, 942276), (279, 922012), (298, 863226), (306, 840658), (357, 720564), (364, 706707), (372, 691509), (403, 638316), (434, 592722), (442, 581994), (447, 575484), (468, 549661), (476, 540423), (527, 488124), (546, 471138), (558, 461006), (596, 431613), (612, 420329), (651, 395148), (663, 387996), (714, 360282), (806, 319158), (819, 314092), (868, 296361), (884, 290997), (894, 287742), (1043, 246636), (1054, 244062), (1071, 240188), (1092, 235569), (1116, 230503), (1209, 212772), (1302, 197574), (1326, 193998), (1341, 191828), (1428, 180141), (1547, 166284), (1581, 162708), (1612, 159579), (1638, 157046), (1788, 143871), (1937, 132804), (1953, 131716), (1989, 129332), (2086, 123318), (2108, 122031), (2142, 120094), (2418, 106386), (2533, 101556), (2604, 98787), (2652, 96999), (2682, 95914), (2821, 91188), (3094, 83142), (3129, 82212), (3162, 81354), (3276, 78523), (3627, 70924), (3689, 69732), (3874, 66402), (3906, 65858), (3978, 64666), (4172, 61659), (4284, 60047), (4619, 55692), (4641, 55428), (4743, 54236), (4836, 53193), (5066, 50778), (5364, 47957), (5642, 45594), (5811, 44268), (6188, 41571), (6258, 41106), (6324, 40677), (6851, 37548), (7254, 35462), (7378, 34866), (7599, 33852), (7748, 33201), (7812, 32929), (7956, 32333), (8463, 30396), (9238, 27846), (9282, 27714), (9387, 27404), (9486, 27118), (10132, 25389), (11067, 23244), (11284, 22797), (11622, 22134), (12516, 20553), (13559, 18972), (13702, 18774), (13857, 18564), (13923, 18476), (14508, 17731), (14756, 17433), (15198, 16926)]