620829120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:495

約数の個数: 224

約数和(自身を含む): 2112264000

約数和(自身を除く): 1491434880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 109, 120, 136, 160, 170, 192, 204, 218, 240, 255, 272, 320, 327, 340, 349, 408, 436, 480, 510, 544, 545, 654, 680, 698, 816, 872, 960, 1020, 1047, 1088, 1090, 1308, 1360, 1396, 1632, 1635, 1744, 1745, 1853, 2040, 2094, 2180, 2616, 2720, 2792, 3264, 3270, 3488, 3490, 3706, 4080, 4188, 4360, 5232, 5235, 5440, 5559, 5584, 5933, 6540, 6976, 6980, 7412, 8160, 8376, 8720, 9265, 10464, 10470, 11118, 11168, 11866, 13080, 13960, 14824, 16320, 16752, 17440, 17799, 18530, 20928, 20940, 22236, 22336, 23732, 26160, 27795, 27920, 29648, 29665, 33504, 34880, 35598, 37060, 38041, 41880, 44472, 47464, 52320, 55590, 55840, 59296, 59330, 67008, 71196, 74120, 76082, 83760, 88944, 88995, 94928, 104640, 111180, 111680, 114123, 118592, 118660, 142392, 148240, 152164, 167520, 177888, 177990, 189856, 190205, 222360, 228246, 237320, 284784, 296480, 304328, 335040, 355776, 355980, 379712, 380410, 444720, 456492, 474640, 569568, 570615, 592960, 608656, 646697, 711960, 760820, 889440, 912984, 949280, 1139136, 1141230, 1217312, 1293394, 1423920, 1521640, 1778880, 1825968, 1898560, 1940091, 2282460, 2434624, 2586788, 2847840, 3043280, 3233485, 3651936, 3880182, 4564920, 5173576, 5695680, 6086560, 6466970, 7303872, 7760364, 9129840, 9700455, 10347152, 12173120, 12933940, 15520728, 18259680, 19400910, 20694304, 25867880, 31041456, 36519360, 38801820, 41388608, 51735760, 62082912, 77603640, 103471520, 124165824, 155207280, 206943040, 310414560, 620829120]

約数ペア:

[(1, 620829120), (2, 310414560), (3, 206943040), (4, 155207280), (5, 124165824), (6, 103471520), (8, 77603640), (10, 62082912), (12, 51735760), (15, 41388608), (16, 38801820), (17, 36519360), (20, 31041456), (24, 25867880), (30, 20694304), (32, 19400910), (34, 18259680), (40, 15520728), (48, 12933940), (51, 12173120), (60, 10347152), (64, 9700455), (68, 9129840), (80, 7760364), (85, 7303872), (96, 6466970), (102, 6086560), (109, 5695680), (120, 5173576), (136, 4564920), (160, 3880182), (170, 3651936), (192, 3233485), (204, 3043280), (218, 2847840), (240, 2586788), (255, 2434624), (272, 2282460), (320, 1940091), (327, 1898560), (340, 1825968), (349, 1778880), (408, 1521640), (436, 1423920), (480, 1293394), (510, 1217312), (544, 1141230), (545, 1139136), (654, 949280), (680, 912984), (698, 889440), (816, 760820), (872, 711960), (960, 646697), (1020, 608656), (1047, 592960), (1088, 570615), (1090, 569568), (1308, 474640), (1360, 456492), (1396, 444720), (1632, 380410), (1635, 379712), (1744, 355980), (1745, 355776), (1853, 335040), (2040, 304328), (2094, 296480), (2180, 284784), (2616, 237320), (2720, 228246), (2792, 222360), (3264, 190205), (3270, 189856), (3488, 177990), (3490, 177888), (3706, 167520), (4080, 152164), (4188, 148240), (4360, 142392), (5232, 118660), (5235, 118592), (5440, 114123), (5559, 111680), (5584, 111180), (5933, 104640), (6540, 94928), (6976, 88995), (6980, 88944), (7412, 83760), (8160, 76082), (8376, 74120), (8720, 71196), (9265, 67008), (10464, 59330), (10470, 59296), (11118, 55840), (11168, 55590), (11866, 52320), (13080, 47464), (13960, 44472), (14824, 41880), (16320, 38041), (16752, 37060), (17440, 35598), (17799, 34880), (18530, 33504), (20928, 29665), (20940, 29648), (22236, 27920), (22336, 27795), (23732, 26160)]