255892560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:322

約数の個数: 320

約数和(自身を含む): 1009649664

約数和(自身を除く): 753757104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 61, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 122, 132, 140, 154, 165, 168, 176, 183, 210, 220, 227, 231, 240, 244, 264, 280, 305, 308, 330, 336, 366, 385, 420, 427, 440, 454, 462, 488, 528, 560, 610, 616, 660, 671, 681, 732, 770, 840, 854, 880, 908, 915, 924, 976, 1135, 1155, 1220, 1232, 1281, 1320, 1342, 1362, 1464, 1540, 1589, 1680, 1708, 1816, 1830, 1848, 2013, 2135, 2270, 2310, 2440, 2497, 2562, 2640, 2684, 2724, 2928, 3080, 3178, 3355, 3405, 3416, 3632, 3660, 3696, 4026, 4270, 4540, 4620, 4697, 4767, 4880, 4994, 5124, 5368, 5448, 6160, 6356, 6405, 6710, 6810, 6832, 7320, 7491, 7945, 8052, 8540, 9080, 9240, 9394, 9534, 9988, 10065, 10248, 10736, 10896, 12485, 12712, 12810, 13420, 13620, 13847, 14091, 14640, 14982, 15890, 16104, 17080, 17479, 18160, 18480, 18788, 19068, 19976, 20130, 20496, 23485, 23835, 24970, 25424, 25620, 26840, 27240, 27694, 28182, 29964, 31780, 32208, 34160, 34958, 37455, 37576, 38136, 39952, 40260, 41541, 46970, 47670, 49940, 51240, 52437, 53680, 54480, 55388, 56364, 59928, 63560, 69235, 69916, 70455, 74910, 75152, 76272, 80520, 83082, 87395, 93940, 95340, 96929, 99880, 102480, 104874, 110776, 112728, 119856, 127120, 138470, 139832, 140910, 149820, 152317, 161040, 166164, 174790, 187880, 190680, 193858, 199760, 207705, 209748, 221552, 225456, 262185, 276940, 279664, 281820, 290787, 299640, 304634, 332328, 349580, 375760, 381360, 387716, 415410, 419496, 456951, 484645, 524370, 553880, 563640, 581574, 599280, 609268, 664656, 699160, 761585, 775432, 830820, 838992, 913902, 969290, 1048740, 1066219, 1107760, 1127280, 1163148, 1218536, 1398320, 1453935, 1523170, 1550864, 1661640, 1827804, 1938580, 2097480, 2132438, 2284755, 2326296, 2437072, 2907870, 3046340, 3198657, 3323280, 3655608, 3877160, 4194960, 4264876, 4569510, 4652592, 5331095, 5815740, 6092680, 6397314, 7311216, 7754320, 8529752, 9139020, 10662190, 11631480, 12185360, 12794628, 15993285, 17059504, 18278040, 21324380, 23262960, 25589256, 31986570, 36556080, 42648760, 51178512, 63973140, 85297520, 127946280, 255892560]

約数ペア:

[(1, 255892560), (2, 127946280), (3, 85297520), (4, 63973140), (5, 51178512), (6, 42648760), (7, 36556080), (8, 31986570), (10, 25589256), (11, 23262960), (12, 21324380), (14, 18278040), (15, 17059504), (16, 15993285), (20, 12794628), (21, 12185360), (22, 11631480), (24, 10662190), (28, 9139020), (30, 8529752), (33, 7754320), (35, 7311216), (40, 6397314), (42, 6092680), (44, 5815740), (48, 5331095), (55, 4652592), (56, 4569510), (60, 4264876), (61, 4194960), (66, 3877160), (70, 3655608), (77, 3323280), (80, 3198657), (84, 3046340), (88, 2907870), (105, 2437072), (110, 2326296), (112, 2284755), (120, 2132438), (122, 2097480), (132, 1938580), (140, 1827804), (154, 1661640), (165, 1550864), (168, 1523170), (176, 1453935), (183, 1398320), (210, 1218536), (220, 1163148), (227, 1127280), (231, 1107760), (240, 1066219), (244, 1048740), (264, 969290), (280, 913902), (305, 838992), (308, 830820), (330, 775432), (336, 761585), (366, 699160), (385, 664656), (420, 609268), (427, 599280), (440, 581574), (454, 563640), (462, 553880), (488, 524370), (528, 484645), (560, 456951), (610, 419496), (616, 415410), (660, 387716), (671, 381360), (681, 375760), (732, 349580), (770, 332328), (840, 304634), (854, 299640), (880, 290787), (908, 281820), (915, 279664), (924, 276940), (976, 262185), (1135, 225456), (1155, 221552), (1220, 209748), (1232, 207705), (1281, 199760), (1320, 193858), (1342, 190680), (1362, 187880), (1464, 174790), (1540, 166164), (1589, 161040), (1680, 152317), (1708, 149820), (1816, 140910), (1830, 139832), (1848, 138470), (2013, 127120), (2135, 119856), (2270, 112728), (2310, 110776), (2440, 104874), (2497, 102480), (2562, 99880), (2640, 96929), (2684, 95340), (2724, 93940), (2928, 87395), (3080, 83082), (3178, 80520), (3355, 76272), (3405, 75152), (3416, 74910), (3632, 70455), (3660, 69916), (3696, 69235), (4026, 63560), (4270, 59928), (4540, 56364), (4620, 55388), (4697, 54480), (4767, 53680), (4880, 52437), (4994, 51240), (5124, 49940), (5368, 47670), (5448, 46970), (6160, 41541), (6356, 40260), (6405, 39952), (6710, 38136), (6810, 37576), (6832, 37455), (7320, 34958), (7491, 34160), (7945, 32208), (8052, 31780), (8540, 29964), (9080, 28182), (9240, 27694), (9394, 27240), (9534, 26840), (9988, 25620), (10065, 25424), (10248, 24970), (10736, 23835), (10896, 23485), (12485, 20496), (12712, 20130), (12810, 19976), (13420, 19068), (13620, 18788), (13847, 18480), (14091, 18160), (14640, 17479), (14982, 17080), (15890, 16104)]