515790720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1618

約数の個数: 256

約数和(自身を含む): 1924128000

約数和(自身を除く): 1408337280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1571, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3142, 3420, 3456, 3648, 4104, 4320, 4560, 4713, 5130, 5472, 5760, 6080, 6284, 6840, 7296, 7855, 8208, 8640, 9120, 9426, 10260, 10944, 12160, 12568, 13680, 14139, 15710, 16416, 17280, 18240, 18852, 20520, 21888, 23565, 25136, 27360, 28278, 29849, 31420, 32832, 36480, 37704, 41040, 42417, 47130, 50272, 54720, 56556, 59698, 62840, 65664, 70695, 75408, 82080, 84834, 89547, 94260, 100544, 109440, 113112, 119396, 125680, 141390, 149245, 150816, 164160, 169668, 179094, 188520, 201088, 212085, 226224, 238792, 251360, 268641, 282780, 298490, 301632, 328320, 339336, 358188, 377040, 424170, 447735, 452448, 477584, 502720, 537282, 565560, 596980, 603264, 678672, 716376, 754080, 805923, 848340, 895470, 904896, 955168, 1005440, 1074564, 1131120, 1193960, 1343205, 1357344, 1432752, 1508160, 1611846, 1696680, 1790940, 1809792, 1910336, 2149128, 2262240, 2387920, 2686410, 2714688, 2865504, 3016320, 3223692, 3393360, 3581880, 3820672, 4029615, 4298256, 4524480, 4775840, 5372820, 5429376, 5731008, 6447384, 6786720, 7163760, 8059230, 8596512, 9048960, 9551680, 10745640, 11462016, 12894768, 13573440, 14327520, 16118460, 17193024, 19103360, 21491280, 25789536, 27146880, 28655040, 32236920, 34386048, 42982560, 51579072, 57310080, 64473840, 85965120, 103158144, 128947680, 171930240, 257895360, 515790720]

約数ペア:

[(1, 515790720), (2, 257895360), (3, 171930240), (4, 128947680), (5, 103158144), (6, 85965120), (8, 64473840), (9, 57310080), (10, 51579072), (12, 42982560), (15, 34386048), (16, 32236920), (18, 28655040), (19, 27146880), (20, 25789536), (24, 21491280), (27, 19103360), (30, 17193024), (32, 16118460), (36, 14327520), (38, 13573440), (40, 12894768), (45, 11462016), (48, 10745640), (54, 9551680), (57, 9048960), (60, 8596512), (64, 8059230), (72, 7163760), (76, 6786720), (80, 6447384), (90, 5731008), (95, 5429376), (96, 5372820), (108, 4775840), (114, 4524480), (120, 4298256), (128, 4029615), (135, 3820672), (144, 3581880), (152, 3393360), (160, 3223692), (171, 3016320), (180, 2865504), (190, 2714688), (192, 2686410), (216, 2387920), (228, 2262240), (240, 2149128), (270, 1910336), (285, 1809792), (288, 1790940), (304, 1696680), (320, 1611846), (342, 1508160), (360, 1432752), (380, 1357344), (384, 1343205), (432, 1193960), (456, 1131120), (480, 1074564), (513, 1005440), (540, 955168), (570, 904896), (576, 895470), (608, 848340), (640, 805923), (684, 754080), (720, 716376), (760, 678672), (855, 603264), (864, 596980), (912, 565560), (960, 537282), (1026, 502720), (1080, 477584), (1140, 452448), (1152, 447735), (1216, 424170), (1368, 377040), (1440, 358188), (1520, 339336), (1571, 328320), (1710, 301632), (1728, 298490), (1824, 282780), (1920, 268641), (2052, 251360), (2160, 238792), (2280, 226224), (2432, 212085), (2565, 201088), (2736, 188520), (2880, 179094), (3040, 169668), (3142, 164160), (3420, 150816), (3456, 149245), (3648, 141390), (4104, 125680), (4320, 119396), (4560, 113112), (4713, 109440), (5130, 100544), (5472, 94260), (5760, 89547), (6080, 84834), (6284, 82080), (6840, 75408), (7296, 70695), (7855, 65664), (8208, 62840), (8640, 59698), (9120, 56556), (9426, 54720), (10260, 50272), (10944, 47130), (12160, 42417), (12568, 41040), (13680, 37704), (14139, 36480), (15710, 32832), (16416, 31420), (17280, 29849), (18240, 28278), (18852, 27360), (20520, 25136), (21888, 23565)]