254406880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 192

約数和(自身を含む): 751379328

約数和(自身を除く): 496972448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 101, 104, 112, 130, 140, 160, 173, 182, 202, 208, 224, 260, 280, 346, 364, 404, 416, 455, 505, 520, 560, 692, 707, 728, 808, 865, 910, 1010, 1040, 1120, 1211, 1313, 1384, 1414, 1456, 1616, 1730, 1820, 2020, 2080, 2249, 2422, 2626, 2768, 2828, 2912, 3232, 3460, 3535, 3640, 4040, 4498, 4844, 5252, 5536, 5656, 6055, 6565, 6920, 7070, 7280, 8080, 8996, 9191, 9688, 10504, 11245, 11312, 12110, 13130, 13840, 14140, 14560, 15743, 16160, 17473, 17992, 18382, 19376, 21008, 22490, 22624, 24220, 26260, 27680, 28280, 31486, 34946, 35984, 36764, 38752, 42016, 44980, 45955, 48440, 52520, 56560, 62972, 69892, 71968, 73528, 78715, 87365, 89960, 91910, 96880, 105040, 113120, 122311, 125944, 139784, 147056, 157430, 174730, 179920, 183820, 193760, 210080, 227149, 244622, 251888, 279568, 294112, 314860, 349460, 359840, 367640, 454298, 489244, 503776, 559136, 611555, 629720, 698920, 735280, 908596, 978488, 1135745, 1223110, 1259440, 1397840, 1470560, 1590043, 1817192, 1956976, 2271490, 2446220, 2518880, 2795680, 3180086, 3634384, 3913952, 4542980, 4892440, 6360172, 7268768, 7950215, 9085960, 9784880, 12720344, 15900430, 18171920, 19569760, 25440688, 31800860, 36343840, 50881376, 63601720, 127203440, 254406880]

約数ペア:

[(1, 254406880), (2, 127203440), (4, 63601720), (5, 50881376), (7, 36343840), (8, 31800860), (10, 25440688), (13, 19569760), (14, 18171920), (16, 15900430), (20, 12720344), (26, 9784880), (28, 9085960), (32, 7950215), (35, 7268768), (40, 6360172), (52, 4892440), (56, 4542980), (65, 3913952), (70, 3634384), (80, 3180086), (91, 2795680), (101, 2518880), (104, 2446220), (112, 2271490), (130, 1956976), (140, 1817192), (160, 1590043), (173, 1470560), (182, 1397840), (202, 1259440), (208, 1223110), (224, 1135745), (260, 978488), (280, 908596), (346, 735280), (364, 698920), (404, 629720), (416, 611555), (455, 559136), (505, 503776), (520, 489244), (560, 454298), (692, 367640), (707, 359840), (728, 349460), (808, 314860), (865, 294112), (910, 279568), (1010, 251888), (1040, 244622), (1120, 227149), (1211, 210080), (1313, 193760), (1384, 183820), (1414, 179920), (1456, 174730), (1616, 157430), (1730, 147056), (1820, 139784), (2020, 125944), (2080, 122311), (2249, 113120), (2422, 105040), (2626, 96880), (2768, 91910), (2828, 89960), (2912, 87365), (3232, 78715), (3460, 73528), (3535, 71968), (3640, 69892), (4040, 62972), (4498, 56560), (4844, 52520), (5252, 48440), (5536, 45955), (5656, 44980), (6055, 42016), (6565, 38752), (6920, 36764), (7070, 35984), (7280, 34946), (8080, 31486), (8996, 28280), (9191, 27680), (9688, 26260), (10504, 24220), (11245, 22624), (11312, 22490), (12110, 21008), (13130, 19376), (13840, 18382), (14140, 17992), (14560, 17473), (15743, 16160)]