164315520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 256

約数和(自身を含む): 600004800

約数和(自身を除く): 435689280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 257, 270, 288, 296, 320, 333, 360, 370, 384, 432, 444, 480, 514, 540, 555, 576, 592, 640, 666, 720, 740, 771, 864, 888, 960, 999, 1028, 1080, 1110, 1152, 1184, 1285, 1332, 1440, 1480, 1542, 1665, 1728, 1776, 1920, 1998, 2056, 2160, 2220, 2313, 2368, 2570, 2664, 2880, 2960, 3084, 3330, 3456, 3552, 3855, 3996, 4112, 4320, 4440, 4626, 4736, 4995, 5140, 5328, 5760, 5920, 6168, 6660, 6939, 7104, 7710, 7992, 8224, 8640, 8880, 9252, 9509, 9990, 10280, 10656, 11565, 11840, 12336, 13320, 13878, 14208, 15420, 15984, 16448, 17280, 17760, 18504, 19018, 19980, 20560, 21312, 23130, 23680, 24672, 26640, 27756, 28527, 30840, 31968, 32896, 34695, 35520, 37008, 38036, 39960, 41120, 42624, 46260, 47545, 49344, 53280, 55512, 57054, 61680, 63936, 69390, 71040, 74016, 76072, 79920, 82240, 85581, 92520, 95090, 98688, 106560, 111024, 114108, 123360, 127872, 138780, 142635, 148032, 152144, 159840, 164480, 171162, 185040, 190180, 213120, 222048, 228216, 246720, 256743, 277560, 285270, 296064, 304288, 319680, 342324, 370080, 380360, 427905, 444096, 456432, 493440, 513486, 555120, 570540, 608576, 639360, 684648, 740160, 760720, 855810, 888192, 912864, 1026972, 1110240, 1141080, 1217152, 1283715, 1369296, 1480320, 1521440, 1711620, 1825728, 2053944, 2220480, 2282160, 2567430, 2738592, 3042880, 3423240, 3651456, 4107888, 4440960, 4564320, 5134860, 5477184, 6085760, 6846480, 8215776, 9128640, 10269720, 10954368, 13692960, 16431552, 18257280, 20539440, 27385920, 32863104, 41078880, 54771840, 82157760, 164315520]

約数ペア:

[(1, 164315520), (2, 82157760), (3, 54771840), (4, 41078880), (5, 32863104), (6, 27385920), (8, 20539440), (9, 18257280), (10, 16431552), (12, 13692960), (15, 10954368), (16, 10269720), (18, 9128640), (20, 8215776), (24, 6846480), (27, 6085760), (30, 5477184), (32, 5134860), (36, 4564320), (37, 4440960), (40, 4107888), (45, 3651456), (48, 3423240), (54, 3042880), (60, 2738592), (64, 2567430), (72, 2282160), (74, 2220480), (80, 2053944), (90, 1825728), (96, 1711620), (108, 1521440), (111, 1480320), (120, 1369296), (128, 1283715), (135, 1217152), (144, 1141080), (148, 1110240), (160, 1026972), (180, 912864), (185, 888192), (192, 855810), (216, 760720), (222, 740160), (240, 684648), (257, 639360), (270, 608576), (288, 570540), (296, 555120), (320, 513486), (333, 493440), (360, 456432), (370, 444096), (384, 427905), (432, 380360), (444, 370080), (480, 342324), (514, 319680), (540, 304288), (555, 296064), (576, 285270), (592, 277560), (640, 256743), (666, 246720), (720, 228216), (740, 222048), (771, 213120), (864, 190180), (888, 185040), (960, 171162), (999, 164480), (1028, 159840), (1080, 152144), (1110, 148032), (1152, 142635), (1184, 138780), (1285, 127872), (1332, 123360), (1440, 114108), (1480, 111024), (1542, 106560), (1665, 98688), (1728, 95090), (1776, 92520), (1920, 85581), (1998, 82240), (2056, 79920), (2160, 76072), (2220, 74016), (2313, 71040), (2368, 69390), (2570, 63936), (2664, 61680), (2880, 57054), (2960, 55512), (3084, 53280), (3330, 49344), (3456, 47545), (3552, 46260), (3855, 42624), (3996, 41120), (4112, 39960), (4320, 38036), (4440, 37008), (4626, 35520), (4736, 34695), (4995, 32896), (5140, 31968), (5328, 30840), (5760, 28527), (5920, 27756), (6168, 26640), (6660, 24672), (6939, 23680), (7104, 23130), (7710, 21312), (7992, 20560), (8224, 19980), (8640, 19018), (8880, 18504), (9252, 17760), (9509, 17280), (9990, 16448), (10280, 15984), (10656, 15420), (11565, 14208), (11840, 13878), (12336, 13320)]