1278897840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1429}}^1$

素因数の和:1572

約数の個数: 240

約数和(自身を含む): 4730188320

約数和(自身を除く): 3451290480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 113, 120, 132, 144, 165, 176, 180, 198, 220, 226, 240, 264, 330, 339, 360, 396, 440, 452, 495, 528, 565, 660, 678, 720, 792, 880, 904, 990, 1017, 1130, 1243, 1320, 1356, 1429, 1584, 1695, 1808, 1980, 2034, 2260, 2486, 2640, 2712, 2858, 3390, 3729, 3960, 4068, 4287, 4520, 4972, 5085, 5424, 5716, 6215, 6780, 7145, 7458, 7920, 8136, 8574, 9040, 9944, 10170, 11187, 11432, 12430, 12861, 13560, 14290, 14916, 15719, 16272, 17148, 18645, 19888, 20340, 21435, 22374, 22864, 24860, 25722, 27120, 28580, 29832, 31438, 34296, 37290, 40680, 42870, 44748, 47157, 49720, 51444, 55935, 57160, 59664, 62876, 64305, 68592, 74580, 78595, 81360, 85740, 89496, 94314, 99440, 102888, 111870, 114320, 125752, 128610, 141471, 149160, 157190, 161477, 171480, 178992, 188628, 205776, 223740, 235785, 251504, 257220, 282942, 298320, 314380, 322954, 342960, 377256, 447480, 471570, 484431, 514440, 565884, 628760, 645908, 707355, 754512, 807385, 894960, 943140, 968862, 1028880, 1131768, 1257520, 1291816, 1414710, 1453293, 1614770, 1776247, 1886280, 1937724, 2263536, 2422155, 2583632, 2829420, 2906586, 3229540, 3552494, 3772560, 3875448, 4844310, 5328741, 5658840, 5813172, 6459080, 7104988, 7266465, 7750896, 8881235, 9688620, 10657482, 11317680, 11626344, 12918160, 14209976, 14532930, 15986223, 17762470, 19377240, 21314964, 23252688, 26643705, 28419952, 29065860, 31972446, 35524940, 38754480, 42629928, 53287410, 58131720, 63944892, 71049880, 79931115, 85259856, 106574820, 116263440, 127889784, 142099760, 159862230, 213149640, 255779568, 319724460, 426299280, 639448920, 1278897840]

約数ペア:

[(1, 1278897840), (2, 639448920), (3, 426299280), (4, 319724460), (5, 255779568), (6, 213149640), (8, 159862230), (9, 142099760), (10, 127889784), (11, 116263440), (12, 106574820), (15, 85259856), (16, 79931115), (18, 71049880), (20, 63944892), (22, 58131720), (24, 53287410), (30, 42629928), (33, 38754480), (36, 35524940), (40, 31972446), (44, 29065860), (45, 28419952), (48, 26643705), (55, 23252688), (60, 21314964), (66, 19377240), (72, 17762470), (80, 15986223), (88, 14532930), (90, 14209976), (99, 12918160), (110, 11626344), (113, 11317680), (120, 10657482), (132, 9688620), (144, 8881235), (165, 7750896), (176, 7266465), (180, 7104988), (198, 6459080), (220, 5813172), (226, 5658840), (240, 5328741), (264, 4844310), (330, 3875448), (339, 3772560), (360, 3552494), (396, 3229540), (440, 2906586), (452, 2829420), (495, 2583632), (528, 2422155), (565, 2263536), (660, 1937724), (678, 1886280), (720, 1776247), (792, 1614770), (880, 1453293), (904, 1414710), (990, 1291816), (1017, 1257520), (1130, 1131768), (1243, 1028880), (1320, 968862), (1356, 943140), (1429, 894960), (1584, 807385), (1695, 754512), (1808, 707355), (1980, 645908), (2034, 628760), (2260, 565884), (2486, 514440), (2640, 484431), (2712, 471570), (2858, 447480), (3390, 377256), (3729, 342960), (3960, 322954), (4068, 314380), (4287, 298320), (4520, 282942), (4972, 257220), (5085, 251504), (5424, 235785), (5716, 223740), (6215, 205776), (6780, 188628), (7145, 178992), (7458, 171480), (7920, 161477), (8136, 157190), (8574, 149160), (9040, 141471), (9944, 128610), (10170, 125752), (11187, 114320), (11432, 111870), (12430, 102888), (12861, 99440), (13560, 94314), (14290, 89496), (14916, 85740), (15719, 81360), (16272, 78595), (17148, 74580), (18645, 68592), (19888, 64305), (20340, 62876), (21435, 59664), (22374, 57160), (22864, 55935), (24860, 51444), (25722, 49720), (27120, 47157), (28580, 44748), (29832, 42870), (31438, 40680), (34296, 37290)]