255458560

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{4073}}^1$

素因数の和:4108

約数の個数: 108

約数和(自身を含む): 711980388

約数和(自身を除く): 456521828

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4073, 4480, 6272, 7840, 8146, 8960, 12544, 15680, 16292, 20365, 28511, 31360, 32584, 40730, 57022, 62720, 65168, 81460, 114044, 130336, 142555, 162920, 199577, 228088, 260672, 285110, 325840, 399154, 456176, 521344, 570220, 651680, 798308, 912352, 997885, 1042688, 1140440, 1303360, 1596616, 1824704, 1995770, 2280880, 2606720, 3193232, 3649408, 3991540, 4561760, 5213440, 6386464, 7298816, 7983080, 9123520, 12772928, 15966160, 18247040, 25545856, 31932320, 36494080, 51091712, 63864640, 127729280, 255458560]

約数ペア:

[(1, 255458560), (2, 127729280), (4, 63864640), (5, 51091712), (7, 36494080), (8, 31932320), (10, 25545856), (14, 18247040), (16, 15966160), (20, 12772928), (28, 9123520), (32, 7983080), (35, 7298816), (40, 6386464), (49, 5213440), (56, 4561760), (64, 3991540), (70, 3649408), (80, 3193232), (98, 2606720), (112, 2280880), (128, 1995770), (140, 1824704), (160, 1596616), (196, 1303360), (224, 1140440), (245, 1042688), (256, 997885), (280, 912352), (320, 798308), (392, 651680), (448, 570220), (490, 521344), (560, 456176), (640, 399154), (784, 325840), (896, 285110), (980, 260672), (1120, 228088), (1280, 199577), (1568, 162920), (1792, 142555), (1960, 130336), (2240, 114044), (3136, 81460), (3920, 65168), (4073, 62720), (4480, 57022), (6272, 40730), (7840, 32584), (8146, 31360), (8960, 28511), (12544, 20365), (15680, 16292)]