28229880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{4801}}^1$

素因数の和:4829

約数の個数: 96

約数和(自身を含む): 98537040

約数和(自身を除く): 70307160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 4801, 5880, 9602, 14403, 19204, 24005, 28806, 33607, 38408, 48010, 57612, 67214, 72015, 96020, 100821, 115224, 134428, 144030, 168035, 192040, 201642, 235249, 268856, 288060, 336070, 403284, 470498, 504105, 576120, 672140, 705747, 806568, 940996, 1008210, 1176245, 1344280, 1411494, 1881992, 2016420, 2352490, 2822988, 3528735, 4032840, 4704980, 5645976, 7057470, 9409960, 14114940, 28229880]

約数ペア:

[(1, 28229880), (2, 14114940), (3, 9409960), (4, 7057470), (5, 5645976), (6, 4704980), (7, 4032840), (8, 3528735), (10, 2822988), (12, 2352490), (14, 2016420), (15, 1881992), (20, 1411494), (21, 1344280), (24, 1176245), (28, 1008210), (30, 940996), (35, 806568), (40, 705747), (42, 672140), (49, 576120), (56, 504105), (60, 470498), (70, 403284), (84, 336070), (98, 288060), (105, 268856), (120, 235249), (140, 201642), (147, 192040), (168, 168035), (196, 144030), (210, 134428), (245, 115224), (280, 100821), (294, 96020), (392, 72015), (420, 67214), (490, 57612), (588, 48010), (735, 38408), (840, 33607), (980, 28806), (1176, 24005), (1470, 19204), (1960, 14403), (2940, 9602), (4801, 5880)]