28367640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11257}}^1$

素因数の和:11281

約数の個数: 96

約数和(自身を含む): 105374880

約数和(自身を除く): 77007240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11257, 22514, 33771, 45028, 56285, 67542, 78799, 90056, 101313, 112570, 135084, 157598, 168855, 202626, 225140, 236397, 270168, 315196, 337710, 393995, 405252, 450280, 472794, 506565, 630392, 675420, 709191, 787990, 810504, 945588, 1013130, 1181985, 1350840, 1418382, 1575980, 1891176, 2026260, 2363970, 2836764, 3151960, 3545955, 4052520, 4727940, 5673528, 7091910, 9455880, 14183820, 28367640]

約数ペア:

[(1, 28367640), (2, 14183820), (3, 9455880), (4, 7091910), (5, 5673528), (6, 4727940), (7, 4052520), (8, 3545955), (9, 3151960), (10, 2836764), (12, 2363970), (14, 2026260), (15, 1891176), (18, 1575980), (20, 1418382), (21, 1350840), (24, 1181985), (28, 1013130), (30, 945588), (35, 810504), (36, 787990), (40, 709191), (42, 675420), (45, 630392), (56, 506565), (60, 472794), (63, 450280), (70, 405252), (72, 393995), (84, 337710), (90, 315196), (105, 270168), (120, 236397), (126, 225140), (140, 202626), (168, 168855), (180, 157598), (210, 135084), (252, 112570), (280, 101313), (315, 90056), (360, 78799), (420, 67542), (504, 56285), (630, 45028), (840, 33771), (1260, 22514), (2520, 11257)]