399647520

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:590

約数の個数: 288

約数和(自身を含む): 1491497280

約数和(自身を除く): 1091849760

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, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 486, 513, 540, 541, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 972, 1026, 1080, 1082, 1140, 1215, 1296, 1368, 1440, 1520, 1539, 1620, 1623, 1710, 1824, 1944, 2052, 2160, 2164, 2280, 2430, 2565, 2592, 2705, 2736, 3040, 3078, 3240, 3246, 3420, 3888, 4104, 4320, 4328, 4560, 4617, 4860, 4869, 5130, 5410, 5472, 6156, 6480, 6492, 6840, 7695, 7776, 8115, 8208, 8656, 9120, 9234, 9720, 9738, 10260, 10279, 10820, 12312, 12960, 12984, 13680, 14607, 15390, 16230, 16416, 17312, 18468, 19440, 19476, 20520, 20558, 21640, 23085, 24345, 24624, 25968, 27360, 29214, 30780, 30837, 32460, 36936, 38880, 38952, 41040, 41116, 43280, 43821, 46170, 48690, 49248, 51395, 51936, 58428, 61560, 61674, 64920, 73035, 73872, 77904, 82080, 82232, 86560, 87642, 92340, 92511, 97380, 102790, 116856, 123120, 123348, 129840, 131463, 146070, 147744, 154185, 155808, 164464, 175284, 184680, 185022, 194760, 205580, 219105, 233712, 246240, 246696, 259680, 262926, 277533, 292140, 308370, 328928, 350568, 369360, 370044, 389520, 411160, 438210, 462555, 467424, 493392, 525852, 555066, 584280, 616740, 657315, 701136, 738720, 740088, 779040, 822320, 832599, 876420, 925110, 986784, 1051704, 1110132, 1168560, 1233480, 1314630, 1387665, 1402272, 1480176, 1644640, 1665198, 1752840, 1850220, 2103408, 2220264, 2337120, 2466960, 2497797, 2629260, 2775330, 2960352, 3330396, 3505680, 3700440, 4162995, 4206816, 4440528, 4933920, 4995594, 5258520, 5550660, 6660792, 7011360, 7400880, 8325990, 8881056, 9991188, 10517040, 11101320, 12488985, 13321584, 14801760, 16651980, 19982376, 21034080, 22202640, 24977970, 26643168, 33303960, 39964752, 44405280, 49955940, 66607920, 79929504, 99911880, 133215840, 199823760, 399647520]

約数ペア:

[(1, 399647520), (2, 199823760), (3, 133215840), (4, 99911880), (5, 79929504), (6, 66607920), (8, 49955940), (9, 44405280), (10, 39964752), (12, 33303960), (15, 26643168), (16, 24977970), (18, 22202640), (19, 21034080), (20, 19982376), (24, 16651980), (27, 14801760), (30, 13321584), (32, 12488985), (36, 11101320), (38, 10517040), (40, 9991188), (45, 8881056), (48, 8325990), (54, 7400880), (57, 7011360), (60, 6660792), (72, 5550660), (76, 5258520), (80, 4995594), (81, 4933920), (90, 4440528), (95, 4206816), (96, 4162995), (108, 3700440), (114, 3505680), (120, 3330396), (135, 2960352), (144, 2775330), (152, 2629260), (160, 2497797), (162, 2466960), (171, 2337120), (180, 2220264), (190, 2103408), (216, 1850220), (228, 1752840), (240, 1665198), (243, 1644640), (270, 1480176), (285, 1402272), (288, 1387665), (304, 1314630), (324, 1233480), (342, 1168560), (360, 1110132), (380, 1051704), (405, 986784), (432, 925110), (456, 876420), (480, 832599), (486, 822320), (513, 779040), (540, 740088), (541, 738720), (570, 701136), (608, 657315), (648, 616740), (684, 584280), (720, 555066), (760, 525852), (810, 493392), (855, 467424), (864, 462555), (912, 438210), (972, 411160), (1026, 389520), (1080, 370044), (1082, 369360), (1140, 350568), (1215, 328928), (1296, 308370), (1368, 292140), (1440, 277533), (1520, 262926), (1539, 259680), (1620, 246696), (1623, 246240), (1710, 233712), (1824, 219105), (1944, 205580), (2052, 194760), (2160, 185022), (2164, 184680), (2280, 175284), (2430, 164464), (2565, 155808), (2592, 154185), (2705, 147744), (2736, 146070), (3040, 131463), (3078, 129840), (3240, 123348), (3246, 123120), (3420, 116856), (3888, 102790), (4104, 97380), (4320, 92511), (4328, 92340), (4560, 87642), (4617, 86560), (4860, 82232), (4869, 82080), (5130, 77904), (5410, 73872), (5472, 73035), (6156, 64920), (6480, 61674), (6492, 61560), (6840, 58428), (7695, 51936), (7776, 51395), (8115, 49248), (8208, 48690), (8656, 46170), (9120, 43821), (9234, 43280), (9720, 41116), (9738, 41040), (10260, 38952), (10279, 38880), (10820, 36936), (12312, 32460), (12960, 30837), (12984, 30780), (13680, 29214), (14607, 27360), (15390, 25968), (16230, 24624), (16416, 24345), (17312, 23085), (18468, 21640), (19440, 20558), (19476, 20520)]