127946280

素因数分解:

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

素因数の和:320

約数の個数: 256

約数和(自身を含む): 488540160

約数和(自身を除く): 360593880

約数列:

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

約数ペア:

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