261346368

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 112

約数和(自身を含む): 751677440

約数和(自身を除く): 490331072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 152, 186, 192, 228, 248, 304, 372, 456, 496, 589, 608, 744, 912, 992, 1178, 1216, 1488, 1767, 1824, 1984, 2311, 2356, 2976, 3534, 3648, 4622, 4712, 5952, 6933, 7068, 9244, 9424, 13866, 14136, 18488, 18848, 27732, 28272, 36976, 37696, 43909, 55464, 56544, 71641, 73952, 87818, 110928, 113088, 131727, 143282, 147904, 175636, 214923, 221856, 263454, 286564, 351272, 429846, 443712, 526908, 573128, 702544, 859692, 1053816, 1146256, 1361179, 1405088, 1719384, 2107632, 2292512, 2722358, 2810176, 3438768, 4083537, 4215264, 4585024, 5444716, 6877536, 8167074, 8430528, 10889432, 13755072, 16334148, 21778864, 32668296, 43557728, 65336592, 87115456, 130673184, 261346368]

約数ペア:

[(1, 261346368), (2, 130673184), (3, 87115456), (4, 65336592), (6, 43557728), (8, 32668296), (12, 21778864), (16, 16334148), (19, 13755072), (24, 10889432), (31, 8430528), (32, 8167074), (38, 6877536), (48, 5444716), (57, 4585024), (62, 4215264), (64, 4083537), (76, 3438768), (93, 2810176), (96, 2722358), (114, 2292512), (124, 2107632), (152, 1719384), (186, 1405088), (192, 1361179), (228, 1146256), (248, 1053816), (304, 859692), (372, 702544), (456, 573128), (496, 526908), (589, 443712), (608, 429846), (744, 351272), (912, 286564), (992, 263454), (1178, 221856), (1216, 214923), (1488, 175636), (1767, 147904), (1824, 143282), (1984, 131727), (2311, 113088), (2356, 110928), (2976, 87818), (3534, 73952), (3648, 71641), (4622, 56544), (4712, 55464), (5952, 43909), (6933, 37696), (7068, 36976), (9244, 28272), (9424, 27732), (13866, 18848), (14136, 18488)]