203217080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^4\times {\mathrm{347}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 504408600

約数和(自身を除く): 301191520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 347, 440, 484, 605, 694, 968, 1210, 1331, 1388, 1735, 2420, 2662, 2776, 3470, 3817, 4840, 5324, 6655, 6940, 7634, 10648, 13310, 13880, 14641, 15268, 19085, 26620, 29282, 30536, 38170, 41987, 53240, 58564, 73205, 76340, 83974, 117128, 146410, 152680, 167948, 209935, 292820, 335896, 419870, 461857, 585640, 839740, 923714, 1679480, 1847428, 2309285, 3694856, 4618570, 5080427, 9237140, 10160854, 18474280, 20321708, 25402135, 40643416, 50804270, 101608540, 203217080]

約数ペア:

[(1, 203217080), (2, 101608540), (4, 50804270), (5, 40643416), (8, 25402135), (10, 20321708), (11, 18474280), (20, 10160854), (22, 9237140), (40, 5080427), (44, 4618570), (55, 3694856), (88, 2309285), (110, 1847428), (121, 1679480), (220, 923714), (242, 839740), (347, 585640), (440, 461857), (484, 419870), (605, 335896), (694, 292820), (968, 209935), (1210, 167948), (1331, 152680), (1388, 146410), (1735, 117128), (2420, 83974), (2662, 76340), (2776, 73205), (3470, 58564), (3817, 53240), (4840, 41987), (5324, 38170), (6655, 30536), (6940, 29282), (7634, 26620), (10648, 19085), (13310, 15268), (13880, 14641)]