804511260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{638501}}^1$

素因数の和:638523

約数の個数: 72

約数和(自身を含む): 2788976736

約数和(自身を除く): 1984465476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 638501, 1277002, 1915503, 2554004, 3192505, 3831006, 4469507, 5746509, 6385010, 7662012, 8939014, 9577515, 11493018, 12770020, 13408521, 17878028, 19155030, 22347535, 22986036, 26817042, 28732545, 38310060, 40225563, 44695070, 53634084, 57465090, 67042605, 80451126, 89390140, 114930180, 134085210, 160902252, 201127815, 268170420, 402255630, 804511260]

約数ペア:

[(1, 804511260), (2, 402255630), (3, 268170420), (4, 201127815), (5, 160902252), (6, 134085210), (7, 114930180), (9, 89390140), (10, 80451126), (12, 67042605), (14, 57465090), (15, 53634084), (18, 44695070), (20, 40225563), (21, 38310060), (28, 28732545), (30, 26817042), (35, 22986036), (36, 22347535), (42, 19155030), (45, 17878028), (60, 13408521), (63, 12770020), (70, 11493018), (84, 9577515), (90, 8939014), (105, 7662012), (126, 6385010), (140, 5746509), (180, 4469507), (210, 3831006), (252, 3192505), (315, 2554004), (420, 1915503), (630, 1277002), (1260, 638501)]