31831968

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 99628704

約数和(自身を除く): 67796736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 67, 84, 96, 98, 101, 112, 134, 147, 168, 196, 201, 202, 224, 268, 294, 303, 336, 392, 402, 404, 469, 536, 588, 606, 672, 707, 784, 804, 808, 938, 1072, 1176, 1212, 1407, 1414, 1568, 1608, 1616, 1876, 2121, 2144, 2352, 2424, 2814, 2828, 3216, 3232, 3283, 3752, 4242, 4704, 4848, 4949, 5628, 5656, 6432, 6566, 6767, 7504, 8484, 9696, 9849, 9898, 11256, 11312, 13132, 13534, 14847, 15008, 16968, 19698, 19796, 20301, 22512, 22624, 26264, 27068, 29694, 33936, 39396, 39592, 40602, 45024, 47369, 52528, 54136, 59388, 67872, 78792, 79184, 81204, 94738, 105056, 108272, 118776, 142107, 157584, 158368, 162408, 189476, 216544, 237552, 284214, 315168, 324816, 331583, 378952, 475104, 568428, 649632, 663166, 757904, 994749, 1136856, 1326332, 1515808, 1989498, 2273712, 2652664, 3978996, 4547424, 5305328, 7957992, 10610656, 15915984, 31831968]

約数ペア:

[(1, 31831968), (2, 15915984), (3, 10610656), (4, 7957992), (6, 5305328), (7, 4547424), (8, 3978996), (12, 2652664), (14, 2273712), (16, 1989498), (21, 1515808), (24, 1326332), (28, 1136856), (32, 994749), (42, 757904), (48, 663166), (49, 649632), (56, 568428), (67, 475104), (84, 378952), (96, 331583), (98, 324816), (101, 315168), (112, 284214), (134, 237552), (147, 216544), (168, 189476), (196, 162408), (201, 158368), (202, 157584), (224, 142107), (268, 118776), (294, 108272), (303, 105056), (336, 94738), (392, 81204), (402, 79184), (404, 78792), (469, 67872), (536, 59388), (588, 54136), (606, 52528), (672, 47369), (707, 45024), (784, 40602), (804, 39592), (808, 39396), (938, 33936), (1072, 29694), (1176, 27068), (1212, 26264), (1407, 22624), (1414, 22512), (1568, 20301), (1608, 19796), (1616, 19698), (1876, 16968), (2121, 15008), (2144, 14847), (2352, 13534), (2424, 13132), (2814, 11312), (2828, 11256), (3216, 9898), (3232, 9849), (3283, 9696), (3752, 8484), (4242, 7504), (4704, 6767), (4848, 6566), (4949, 6432), (5628, 5656)]