804539820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{273653}}^1$

素因数の和:273679

約数の個数: 72

約数和(自身を含む): 2620510704

約数和(自身を除く): 1815970884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 273653, 547306, 820959, 1094612, 1368265, 1641918, 1915571, 2736530, 3283836, 3831142, 4104795, 5473060, 5746713, 7662284, 8209590, 9577855, 11493426, 13408997, 16419180, 19155710, 22986852, 26817994, 28733565, 38311420, 40226991, 53635988, 57467130, 67044985, 80453982, 114934260, 134089970, 160907964, 201134955, 268179940, 402269910, 804539820]

約数ペア:

[(1, 804539820), (2, 402269910), (3, 268179940), (4, 201134955), (5, 160907964), (6, 134089970), (7, 114934260), (10, 80453982), (12, 67044985), (14, 57467130), (15, 53635988), (20, 40226991), (21, 38311420), (28, 28733565), (30, 26817994), (35, 22986852), (42, 19155710), (49, 16419180), (60, 13408997), (70, 11493426), (84, 9577855), (98, 8209590), (105, 7662284), (140, 5746713), (147, 5473060), (196, 4104795), (210, 3831142), (245, 3283836), (294, 2736530), (420, 1915571), (490, 1641918), (588, 1368265), (735, 1094612), (980, 820959), (1470, 547306), (2940, 273653)]