31689216

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:83

約数の個数: 180

約数和(自身を含む): 102960858

約数和(自身を除く): 71271642

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 64, 69, 72, 78, 92, 96, 104, 117, 128, 138, 144, 156, 184, 192, 207, 208, 234, 256, 276, 288, 299, 312, 368, 384, 414, 416, 468, 512, 529, 552, 576, 598, 624, 736, 768, 828, 832, 897, 936, 1058, 1104, 1152, 1196, 1248, 1472, 1536, 1587, 1656, 1664, 1794, 1872, 2116, 2208, 2304, 2392, 2496, 2691, 2944, 3174, 3312, 3328, 3588, 3744, 4232, 4416, 4608, 4761, 4784, 4992, 5382, 5888, 6348, 6624, 6656, 6877, 7176, 7488, 8464, 8832, 9522, 9568, 9984, 10764, 11776, 12696, 13248, 13754, 14352, 14976, 16928, 17664, 19044, 19136, 19968, 20631, 21528, 25392, 26496, 27508, 28704, 29952, 33856, 35328, 38088, 38272, 41262, 43056, 50784, 52992, 55016, 57408, 59904, 61893, 67712, 76176, 76544, 82524, 86112, 101568, 105984, 110032, 114816, 123786, 135424, 152352, 153088, 165048, 172224, 203136, 220064, 229632, 247572, 270848, 304704, 330096, 344448, 406272, 440128, 459264, 495144, 609408, 660192, 688896, 812544, 880256, 990288, 1218816, 1320384, 1377792, 1760512, 1980576, 2437632, 2640768, 3521024, 3961152, 5281536, 7922304, 10563072, 15844608, 31689216]

約数ペア:

[(1, 31689216), (2, 15844608), (3, 10563072), (4, 7922304), (6, 5281536), (8, 3961152), (9, 3521024), (12, 2640768), (13, 2437632), (16, 1980576), (18, 1760512), (23, 1377792), (24, 1320384), (26, 1218816), (32, 990288), (36, 880256), (39, 812544), (46, 688896), (48, 660192), (52, 609408), (64, 495144), (69, 459264), (72, 440128), (78, 406272), (92, 344448), (96, 330096), (104, 304704), (117, 270848), (128, 247572), (138, 229632), (144, 220064), (156, 203136), (184, 172224), (192, 165048), (207, 153088), (208, 152352), (234, 135424), (256, 123786), (276, 114816), (288, 110032), (299, 105984), (312, 101568), (368, 86112), (384, 82524), (414, 76544), (416, 76176), (468, 67712), (512, 61893), (529, 59904), (552, 57408), (576, 55016), (598, 52992), (624, 50784), (736, 43056), (768, 41262), (828, 38272), (832, 38088), (897, 35328), (936, 33856), (1058, 29952), (1104, 28704), (1152, 27508), (1196, 26496), (1248, 25392), (1472, 21528), (1536, 20631), (1587, 19968), (1656, 19136), (1664, 19044), (1794, 17664), (1872, 16928), (2116, 14976), (2208, 14352), (2304, 13754), (2392, 13248), (2496, 12696), (2691, 11776), (2944, 10764), (3174, 9984), (3312, 9568), (3328, 9522), (3588, 8832), (3744, 8464), (4232, 7488), (4416, 7176), (4608, 6877), (4761, 6656), (4784, 6624), (4992, 6348), (5382, 5888)]