1290125520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 4442407632

約数和(自身を除く): 3152282112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 101, 113, 120, 144, 157, 180, 202, 226, 240, 303, 314, 339, 360, 404, 452, 471, 505, 565, 606, 628, 678, 720, 785, 808, 904, 909, 942, 1010, 1017, 1130, 1212, 1256, 1356, 1413, 1515, 1570, 1616, 1695, 1808, 1818, 1884, 2020, 2034, 2260, 2355, 2424, 2512, 2712, 2826, 3030, 3140, 3390, 3636, 3768, 4040, 4068, 4520, 4545, 4710, 4848, 5085, 5424, 5652, 6060, 6280, 6780, 7065, 7272, 7536, 8080, 8136, 9040, 9090, 9420, 10170, 11304, 11413, 12120, 12560, 13560, 14130, 14544, 15857, 16272, 17741, 18180, 18840, 20340, 22608, 22826, 24240, 27120, 28260, 31714, 34239, 35482, 36360, 37680, 40680, 45652, 47571, 53223, 56520, 57065, 63428, 68478, 70964, 72720, 79285, 81360, 88705, 91304, 95142, 102717, 106446, 113040, 114130, 126856, 136956, 141928, 142713, 158570, 159669, 171195, 177410, 182608, 190284, 205434, 212892, 228260, 237855, 253712, 266115, 273912, 283856, 285426, 317140, 319338, 342390, 354820, 380568, 410868, 425784, 456520, 475710, 513585, 532230, 547824, 570852, 634280, 638676, 684780, 709640, 713565, 761136, 798345, 821736, 851568, 913040, 951420, 1027170, 1064460, 1141704, 1268560, 1277352, 1369560, 1419280, 1427130, 1596690, 1643472, 1791841, 1902840, 2054340, 2128920, 2283408, 2554704, 2739120, 2854260, 3193380, 3583682, 3805680, 4108680, 4257840, 5375523, 5708520, 6386760, 7167364, 8217360, 8959205, 10751046, 11417040, 12773520, 14334728, 16126569, 17918410, 21502092, 26877615, 28669456, 32253138, 35836820, 43004184, 53755230, 64506276, 71673640, 80632845, 86008368, 107510460, 129012552, 143347280, 161265690, 215020920, 258025104, 322531380, 430041840, 645062760, 1290125520]

約数ペア:

[(1, 1290125520), (2, 645062760), (3, 430041840), (4, 322531380), (5, 258025104), (6, 215020920), (8, 161265690), (9, 143347280), (10, 129012552), (12, 107510460), (15, 86008368), (16, 80632845), (18, 71673640), (20, 64506276), (24, 53755230), (30, 43004184), (36, 35836820), (40, 32253138), (45, 28669456), (48, 26877615), (60, 21502092), (72, 17918410), (80, 16126569), (90, 14334728), (101, 12773520), (113, 11417040), (120, 10751046), (144, 8959205), (157, 8217360), (180, 7167364), (202, 6386760), (226, 5708520), (240, 5375523), (303, 4257840), (314, 4108680), (339, 3805680), (360, 3583682), (404, 3193380), (452, 2854260), (471, 2739120), (505, 2554704), (565, 2283408), (606, 2128920), (628, 2054340), (678, 1902840), (720, 1791841), (785, 1643472), (808, 1596690), (904, 1427130), (909, 1419280), (942, 1369560), (1010, 1277352), (1017, 1268560), (1130, 1141704), (1212, 1064460), (1256, 1027170), (1356, 951420), (1413, 913040), (1515, 851568), (1570, 821736), (1616, 798345), (1695, 761136), (1808, 713565), (1818, 709640), (1884, 684780), (2020, 638676), (2034, 634280), (2260, 570852), (2355, 547824), (2424, 532230), (2512, 513585), (2712, 475710), (2826, 456520), (3030, 425784), (3140, 410868), (3390, 380568), (3636, 354820), (3768, 342390), (4040, 319338), (4068, 317140), (4520, 285426), (4545, 283856), (4710, 273912), (4848, 266115), (5085, 253712), (5424, 237855), (5652, 228260), (6060, 212892), (6280, 205434), (6780, 190284), (7065, 182608), (7272, 177410), (7536, 171195), (8080, 159669), (8136, 158570), (9040, 142713), (9090, 141928), (9420, 136956), (10170, 126856), (11304, 114130), (11413, 113040), (12120, 106446), (12560, 102717), (13560, 95142), (14130, 91304), (14544, 88705), (15857, 81360), (16272, 79285), (17741, 72720), (18180, 70964), (18840, 68478), (20340, 63428), (22608, 57065), (22826, 56520), (24240, 53223), (27120, 47571), (28260, 45652), (31714, 40680), (34239, 37680), (35482, 36360)]