821538144

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{407509}}^1$

素因数の和:407532

約数の個数: 72

約数和(自身を含む): 2670005520

約数和(自身を除く): 1848467376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 407509, 815018, 1222527, 1630036, 2445054, 2852563, 3260072, 3667581, 4890108, 5705126, 6520144, 7335162, 8557689, 9780216, 11410252, 13040288, 14670324, 17115378, 19560432, 22820504, 25673067, 29340648, 34230756, 39120864, 45641008, 51346134, 58681296, 68461512, 91282016, 102692268, 117362592, 136923024, 205384536, 273846048, 410769072, 821538144]

約数ペア:

[(1, 821538144), (2, 410769072), (3, 273846048), (4, 205384536), (6, 136923024), (7, 117362592), (8, 102692268), (9, 91282016), (12, 68461512), (14, 58681296), (16, 51346134), (18, 45641008), (21, 39120864), (24, 34230756), (28, 29340648), (32, 25673067), (36, 22820504), (42, 19560432), (48, 17115378), (56, 14670324), (63, 13040288), (72, 11410252), (84, 9780216), (96, 8557689), (112, 7335162), (126, 6520144), (144, 5705126), (168, 4890108), (224, 3667581), (252, 3260072), (288, 2852563), (336, 2445054), (504, 1630036), (672, 1222527), (1008, 815018), (2016, 407509)]