251452656

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:684

約数の個数: 240

約数和(自身を含む): 895498240

約数和(自身を除く): 644045584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 234, 248, 252, 273, 279, 312, 336, 364, 372, 403, 434, 468, 496, 504, 546, 558, 619, 624, 651, 728, 744, 806, 819, 868, 936, 1008, 1092, 1116, 1209, 1238, 1302, 1456, 1488, 1612, 1638, 1736, 1857, 1872, 1953, 2184, 2232, 2418, 2476, 2604, 2821, 3224, 3276, 3472, 3627, 3714, 3906, 4333, 4368, 4464, 4836, 4952, 5208, 5571, 5642, 6448, 6552, 7254, 7428, 7812, 8047, 8463, 8666, 9672, 9904, 10416, 11142, 11284, 12999, 13104, 14508, 14856, 15624, 16094, 16926, 17332, 19189, 19344, 22284, 22568, 24141, 25389, 25998, 29016, 29712, 31248, 32188, 33852, 34664, 38378, 38997, 44568, 45136, 48282, 50778, 51996, 56329, 57567, 58032, 64376, 67704, 69328, 72423, 76756, 77994, 89136, 96564, 101556, 103992, 112658, 115134, 128752, 134323, 135408, 144846, 153512, 155988, 168987, 172701, 193128, 203112, 207984, 225316, 230268, 249457, 268646, 289692, 307024, 311976, 337974, 345402, 386256, 402969, 406224, 450632, 460536, 498914, 506961, 537292, 579384, 623952, 675948, 690804, 748371, 805938, 901264, 921072, 997828, 1013922, 1074584, 1158768, 1208907, 1351896, 1381608, 1496742, 1611876, 1746199, 1995656, 2027844, 2149168, 2245113, 2417814, 2703792, 2763216, 2993484, 3223752, 3492398, 3991312, 4055688, 4490226, 4835628, 5238597, 5986968, 6447504, 6984796, 8111376, 8980452, 9671256, 10477194, 11973936, 13969592, 15715791, 17960904, 19342512, 20954388, 27939184, 31431582, 35921808, 41908776, 62863164, 83817552, 125726328, 251452656]

約数ペア:

[(1, 251452656), (2, 125726328), (3, 83817552), (4, 62863164), (6, 41908776), (7, 35921808), (8, 31431582), (9, 27939184), (12, 20954388), (13, 19342512), (14, 17960904), (16, 15715791), (18, 13969592), (21, 11973936), (24, 10477194), (26, 9671256), (28, 8980452), (31, 8111376), (36, 6984796), (39, 6447504), (42, 5986968), (48, 5238597), (52, 4835628), (56, 4490226), (62, 4055688), (63, 3991312), (72, 3492398), (78, 3223752), (84, 2993484), (91, 2763216), (93, 2703792), (104, 2417814), (112, 2245113), (117, 2149168), (124, 2027844), (126, 1995656), (144, 1746199), (156, 1611876), (168, 1496742), (182, 1381608), (186, 1351896), (208, 1208907), (217, 1158768), (234, 1074584), (248, 1013922), (252, 997828), (273, 921072), (279, 901264), (312, 805938), (336, 748371), (364, 690804), (372, 675948), (403, 623952), (434, 579384), (468, 537292), (496, 506961), (504, 498914), (546, 460536), (558, 450632), (619, 406224), (624, 402969), (651, 386256), (728, 345402), (744, 337974), (806, 311976), (819, 307024), (868, 289692), (936, 268646), (1008, 249457), (1092, 230268), (1116, 225316), (1209, 207984), (1238, 203112), (1302, 193128), (1456, 172701), (1488, 168987), (1612, 155988), (1638, 153512), (1736, 144846), (1857, 135408), (1872, 134323), (1953, 128752), (2184, 115134), (2232, 112658), (2418, 103992), (2476, 101556), (2604, 96564), (2821, 89136), (3224, 77994), (3276, 76756), (3472, 72423), (3627, 69328), (3714, 67704), (3906, 64376), (4333, 58032), (4368, 57567), (4464, 56329), (4836, 51996), (4952, 50778), (5208, 48282), (5571, 45136), (5642, 44568), (6448, 38997), (6552, 38378), (7254, 34664), (7428, 33852), (7812, 32188), (8047, 31248), (8463, 29712), (8666, 29016), (9672, 25998), (9904, 25389), (10416, 24141), (11142, 22568), (11284, 22284), (12999, 19344), (13104, 19189), (14508, 17332), (14856, 16926), (15624, 16094)]