31493808

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 94824288

約数和(自身を除く): 63330480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 37, 46, 48, 69, 72, 74, 92, 111, 138, 144, 148, 184, 207, 222, 257, 276, 296, 333, 368, 414, 444, 514, 552, 592, 666, 771, 828, 851, 888, 1028, 1104, 1332, 1542, 1656, 1702, 1776, 2056, 2313, 2553, 2664, 3084, 3312, 3404, 4112, 4626, 5106, 5328, 5911, 6168, 6808, 7659, 9252, 9509, 10212, 11822, 12336, 13616, 15318, 17733, 18504, 19018, 20424, 23644, 28527, 30636, 35466, 37008, 38036, 40848, 47288, 53199, 57054, 61272, 70932, 76072, 85581, 94576, 106398, 114108, 122544, 141864, 152144, 171162, 212796, 218707, 228216, 283728, 342324, 425592, 437414, 456432, 656121, 684648, 851184, 874828, 1312242, 1369296, 1749656, 1968363, 2624484, 3499312, 3936726, 5248968, 7873452, 10497936, 15746904, 31493808]

約数ペア:

[(1, 31493808), (2, 15746904), (3, 10497936), (4, 7873452), (6, 5248968), (8, 3936726), (9, 3499312), (12, 2624484), (16, 1968363), (18, 1749656), (23, 1369296), (24, 1312242), (36, 874828), (37, 851184), (46, 684648), (48, 656121), (69, 456432), (72, 437414), (74, 425592), (92, 342324), (111, 283728), (138, 228216), (144, 218707), (148, 212796), (184, 171162), (207, 152144), (222, 141864), (257, 122544), (276, 114108), (296, 106398), (333, 94576), (368, 85581), (414, 76072), (444, 70932), (514, 61272), (552, 57054), (592, 53199), (666, 47288), (771, 40848), (828, 38036), (851, 37008), (888, 35466), (1028, 30636), (1104, 28527), (1332, 23644), (1542, 20424), (1656, 19018), (1702, 18504), (1776, 17733), (2056, 15318), (2313, 13616), (2553, 12336), (2664, 11822), (3084, 10212), (3312, 9509), (3404, 9252), (4112, 7659), (4626, 6808), (5106, 6168), (5328, 5911)]