28071360

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{19}}^2$

素因数の和:70

約数の個数: 252

約数和(自身を含む): 105677208

約数和(自身を除く): 77605848

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, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 243, 270, 285, 288, 304, 320, 324, 342, 360, 361, 380, 405, 432, 456, 480, 486, 513, 540, 570, 576, 608, 648, 684, 720, 722, 760, 810, 855, 864, 912, 960, 972, 1026, 1080, 1083, 1140, 1215, 1216, 1296, 1368, 1440, 1444, 1520, 1539, 1620, 1710, 1728, 1805, 1824, 1944, 2052, 2160, 2166, 2280, 2430, 2565, 2592, 2736, 2880, 2888, 3040, 3078, 3240, 3249, 3420, 3610, 3648, 3888, 4104, 4320, 4332, 4560, 4617, 4860, 5130, 5184, 5415, 5472, 5776, 6080, 6156, 6480, 6498, 6840, 7220, 7695, 7776, 8208, 8640, 8664, 9120, 9234, 9720, 9747, 10260, 10830, 10944, 11552, 12312, 12960, 12996, 13680, 14440, 15390, 15552, 16245, 16416, 17328, 18240, 18468, 19440, 19494, 20520, 21660, 23085, 23104, 24624, 25920, 25992, 27360, 28880, 29241, 30780, 32490, 32832, 34656, 36936, 38880, 38988, 41040, 43320, 46170, 48735, 49248, 51984, 54720, 57760, 58482, 61560, 64980, 69312, 73872, 77760, 77976, 82080, 86640, 87723, 92340, 97470, 98496, 103968, 115520, 116964, 123120, 129960, 146205, 147744, 155952, 164160, 173280, 175446, 184680, 194940, 207936, 233928, 246240, 259920, 292410, 295488, 311904, 346560, 350892, 369360, 389880, 438615, 467856, 492480, 519840, 584820, 623808, 701784, 738720, 779760, 877230, 935712, 1039680, 1169640, 1403568, 1477440, 1559520, 1754460, 1871424, 2339280, 2807136, 3119040, 3508920, 4678560, 5614272, 7017840, 9357120, 14035680, 28071360]

約数ペア:

[(1, 28071360), (2, 14035680), (3, 9357120), (4, 7017840), (5, 5614272), (6, 4678560), (8, 3508920), (9, 3119040), (10, 2807136), (12, 2339280), (15, 1871424), (16, 1754460), (18, 1559520), (19, 1477440), (20, 1403568), (24, 1169640), (27, 1039680), (30, 935712), (32, 877230), (36, 779760), (38, 738720), (40, 701784), (45, 623808), (48, 584820), (54, 519840), (57, 492480), (60, 467856), (64, 438615), (72, 389880), (76, 369360), (80, 350892), (81, 346560), (90, 311904), (95, 295488), (96, 292410), (108, 259920), (114, 246240), (120, 233928), (135, 207936), (144, 194940), (152, 184680), (160, 175446), (162, 173280), (171, 164160), (180, 155952), (190, 147744), (192, 146205), (216, 129960), (228, 123120), (240, 116964), (243, 115520), (270, 103968), (285, 98496), (288, 97470), (304, 92340), (320, 87723), (324, 86640), (342, 82080), (360, 77976), (361, 77760), (380, 73872), (405, 69312), (432, 64980), (456, 61560), (480, 58482), (486, 57760), (513, 54720), (540, 51984), (570, 49248), (576, 48735), (608, 46170), (648, 43320), (684, 41040), (720, 38988), (722, 38880), (760, 36936), (810, 34656), (855, 32832), (864, 32490), (912, 30780), (960, 29241), (972, 28880), (1026, 27360), (1080, 25992), (1083, 25920), (1140, 24624), (1215, 23104), (1216, 23085), (1296, 21660), (1368, 20520), (1440, 19494), (1444, 19440), (1520, 18468), (1539, 18240), (1620, 17328), (1710, 16416), (1728, 16245), (1805, 15552), (1824, 15390), (1944, 14440), (2052, 13680), (2160, 12996), (2166, 12960), (2280, 12312), (2430, 11552), (2565, 10944), (2592, 10830), (2736, 10260), (2880, 9747), (2888, 9720), (3040, 9234), (3078, 9120), (3240, 8664), (3249, 8640), (3420, 8208), (3610, 7776), (3648, 7695), (3888, 7220), (4104, 6840), (4320, 6498), (4332, 6480), (4560, 6156), (4617, 6080), (4860, 5776), (5130, 5472), (5184, 5415)]