315577120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:854

約数の個数: 96

約数和(自身を含む): 795006576

約数和(自身を除く): 479429456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 181, 272, 340, 362, 544, 641, 680, 724, 905, 1282, 1360, 1448, 1810, 2564, 2720, 2896, 3077, 3205, 3620, 5128, 5792, 6154, 6410, 7240, 10256, 10897, 12308, 12820, 14480, 15385, 20512, 21794, 24616, 25640, 28960, 30770, 43588, 49232, 51280, 54485, 61540, 87176, 98464, 102560, 108970, 116021, 123080, 174352, 217940, 232042, 246160, 348704, 435880, 464084, 492320, 580105, 871760, 928168, 1160210, 1743520, 1856336, 1972357, 2320420, 3712672, 3944714, 4640840, 7889428, 9281680, 9861785, 15778856, 18563360, 19723570, 31557712, 39447140, 63115424, 78894280, 157788560, 315577120]

約数ペア:

[(1, 315577120), (2, 157788560), (4, 78894280), (5, 63115424), (8, 39447140), (10, 31557712), (16, 19723570), (17, 18563360), (20, 15778856), (32, 9861785), (34, 9281680), (40, 7889428), (68, 4640840), (80, 3944714), (85, 3712672), (136, 2320420), (160, 1972357), (170, 1856336), (181, 1743520), (272, 1160210), (340, 928168), (362, 871760), (544, 580105), (641, 492320), (680, 464084), (724, 435880), (905, 348704), (1282, 246160), (1360, 232042), (1448, 217940), (1810, 174352), (2564, 123080), (2720, 116021), (2896, 108970), (3077, 102560), (3205, 98464), (3620, 87176), (5128, 61540), (5792, 54485), (6154, 51280), (6410, 49232), (7240, 43588), (10256, 30770), (10897, 28960), (12308, 25640), (12820, 24616), (14480, 21794), (15385, 20512)]