1990351776

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{13649}}^1$

素因数の和:13707

約数の個数: 144

約数和(自身を含む): 6274195200

約数和(自身を除く): 4283843424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 372, 392, 434, 496, 588, 651, 672, 744, 784, 868, 992, 1176, 1302, 1488, 1519, 1568, 1736, 2352, 2604, 2976, 3038, 3472, 4557, 4704, 5208, 6076, 6944, 9114, 10416, 12152, 13649, 18228, 20832, 24304, 27298, 36456, 40947, 48608, 54596, 72912, 81894, 95543, 109192, 145824, 163788, 191086, 218384, 286629, 327576, 382172, 423119, 436768, 573258, 655152, 668801, 764344, 846238, 1146516, 1269357, 1310304, 1337602, 1528688, 1692476, 2006403, 2293032, 2538714, 2675204, 2961833, 3057376, 3384952, 4012806, 4586064, 5077428, 5350408, 5923666, 6769904, 8025612, 8885499, 9172128, 10154856, 10700816, 11847332, 13539808, 16051224, 17770998, 20309712, 20732831, 21401632, 23694664, 32102448, 35541996, 40619424, 41465662, 47389328, 62198493, 64204896, 71083992, 82931324, 94778656, 124396986, 142167984, 165862648, 248793972, 284335968, 331725296, 497587944, 663450592, 995175888, 1990351776]

約数ペア:

[(1, 1990351776), (2, 995175888), (3, 663450592), (4, 497587944), (6, 331725296), (7, 284335968), (8, 248793972), (12, 165862648), (14, 142167984), (16, 124396986), (21, 94778656), (24, 82931324), (28, 71083992), (31, 64204896), (32, 62198493), (42, 47389328), (48, 41465662), (49, 40619424), (56, 35541996), (62, 32102448), (84, 23694664), (93, 21401632), (96, 20732831), (98, 20309712), (112, 17770998), (124, 16051224), (147, 13539808), (168, 11847332), (186, 10700816), (196, 10154856), (217, 9172128), (224, 8885499), (248, 8025612), (294, 6769904), (336, 5923666), (372, 5350408), (392, 5077428), (434, 4586064), (496, 4012806), (588, 3384952), (651, 3057376), (672, 2961833), (744, 2675204), (784, 2538714), (868, 2293032), (992, 2006403), (1176, 1692476), (1302, 1528688), (1488, 1337602), (1519, 1310304), (1568, 1269357), (1736, 1146516), (2352, 846238), (2604, 764344), (2976, 668801), (3038, 655152), (3472, 573258), (4557, 436768), (4704, 423119), (5208, 382172), (6076, 327576), (6944, 286629), (9114, 218384), (10416, 191086), (12152, 163788), (13649, 145824), (18228, 109192), (20832, 95543), (24304, 81894), (27298, 72912), (36456, 54596), (40947, 48608)]