687145680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2719}}^1$

素因数の和:2760

約数の個数: 240

約数和(自身を含む): 2578168320

約数和(自身を除く): 1891022640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2719, 2808, 3120, 3159, 3240, 3510, 3888, 4212, 4680, 4860, 5265, 5438, 5616, 6318, 6480, 7020, 8157, 8424, 9360, 9720, 10530, 10876, 12636, 13595, 14040, 15795, 16314, 16848, 19440, 21060, 21752, 24471, 25272, 27190, 28080, 31590, 32628, 35347, 40785, 42120, 43504, 48942, 50544, 54380, 63180, 65256, 70694, 73413, 81570, 84240, 97884, 106041, 108760, 122355, 126360, 130512, 141388, 146826, 163140, 176735, 195768, 212082, 217520, 220239, 244710, 252720, 282776, 293652, 318123, 326280, 353470, 367065, 391536, 424164, 440478, 489420, 530205, 565552, 587304, 636246, 652560, 660717, 706940, 734130, 848328, 880956, 954369, 978840, 1060410, 1101195, 1174608, 1272492, 1321434, 1413880, 1468260, 1590615, 1696656, 1761912, 1908738, 1957680, 2120820, 2202390, 2544984, 2642868, 2827760, 2863107, 2936520, 3181230, 3303585, 3523824, 3817476, 4241640, 4404780, 4771845, 5089968, 5285736, 5726214, 5873040, 6362460, 6607170, 7634952, 8483280, 8589321, 8809560, 9543690, 10571472, 11452428, 12724920, 13214340, 14315535, 15269904, 17178642, 17619120, 19087380, 22904856, 25449840, 26428680, 28631070, 34357284, 38174760, 42946605, 45809712, 52857360, 57262140, 68714568, 76349520, 85893210, 114524280, 137429136, 171786420, 229048560, 343572840, 687145680]

約数ペア:

[(1, 687145680), (2, 343572840), (3, 229048560), (4, 171786420), (5, 137429136), (6, 114524280), (8, 85893210), (9, 76349520), (10, 68714568), (12, 57262140), (13, 52857360), (15, 45809712), (16, 42946605), (18, 38174760), (20, 34357284), (24, 28631070), (26, 26428680), (27, 25449840), (30, 22904856), (36, 19087380), (39, 17619120), (40, 17178642), (45, 15269904), (48, 14315535), (52, 13214340), (54, 12724920), (60, 11452428), (65, 10571472), (72, 9543690), (78, 8809560), (80, 8589321), (81, 8483280), (90, 7634952), (104, 6607170), (108, 6362460), (117, 5873040), (120, 5726214), (130, 5285736), (135, 5089968), (144, 4771845), (156, 4404780), (162, 4241640), (180, 3817476), (195, 3523824), (208, 3303585), (216, 3181230), (234, 2936520), (240, 2863107), (243, 2827760), (260, 2642868), (270, 2544984), (312, 2202390), (324, 2120820), (351, 1957680), (360, 1908738), (390, 1761912), (405, 1696656), (432, 1590615), (468, 1468260), (486, 1413880), (520, 1321434), (540, 1272492), (585, 1174608), (624, 1101195), (648, 1060410), (702, 978840), (720, 954369), (780, 880956), (810, 848328), (936, 734130), (972, 706940), (1040, 660717), (1053, 652560), (1080, 636246), (1170, 587304), (1215, 565552), (1296, 530205), (1404, 489420), (1560, 440478), (1620, 424164), (1755, 391536), (1872, 367065), (1944, 353470), (2106, 326280), (2160, 318123), (2340, 293652), (2430, 282776), (2719, 252720), (2808, 244710), (3120, 220239), (3159, 217520), (3240, 212082), (3510, 195768), (3888, 176735), (4212, 163140), (4680, 146826), (4860, 141388), (5265, 130512), (5438, 126360), (5616, 122355), (6318, 108760), (6480, 106041), (7020, 97884), (8157, 84240), (8424, 81570), (9360, 73413), (9720, 70694), (10530, 65256), (10876, 63180), (12636, 54380), (13595, 50544), (14040, 48942), (15795, 43504), (16314, 42120), (16848, 40785), (19440, 35347), (21060, 32628), (21752, 31590), (24471, 28080), (25272, 27190)]