81315744

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 227304000

約数和(自身を除く): 145988256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 109, 114, 152, 218, 228, 304, 327, 409, 436, 456, 608, 654, 818, 872, 912, 1227, 1308, 1636, 1744, 1824, 2071, 2454, 2616, 3272, 3488, 4142, 4908, 5232, 6213, 6544, 7771, 8284, 9816, 10464, 12426, 13088, 15542, 16568, 19632, 23313, 24852, 31084, 33136, 39264, 44581, 46626, 49704, 62168, 66272, 89162, 93252, 99408, 124336, 133743, 178324, 186504, 198816, 248672, 267486, 356648, 373008, 534972, 713296, 746016, 847039, 1069944, 1426592, 1694078, 2139888, 2541117, 3388156, 4279776, 5082234, 6776312, 10164468, 13552624, 20328936, 27105248, 40657872, 81315744]

約数ペア:

[(1, 81315744), (2, 40657872), (3, 27105248), (4, 20328936), (6, 13552624), (8, 10164468), (12, 6776312), (16, 5082234), (19, 4279776), (24, 3388156), (32, 2541117), (38, 2139888), (48, 1694078), (57, 1426592), (76, 1069944), (96, 847039), (109, 746016), (114, 713296), (152, 534972), (218, 373008), (228, 356648), (304, 267486), (327, 248672), (409, 198816), (436, 186504), (456, 178324), (608, 133743), (654, 124336), (818, 99408), (872, 93252), (912, 89162), (1227, 66272), (1308, 62168), (1636, 49704), (1744, 46626), (1824, 44581), (2071, 39264), (2454, 33136), (2616, 31084), (3272, 24852), (3488, 23313), (4142, 19632), (4908, 16568), (5232, 15542), (6213, 13088), (6544, 12426), (7771, 10464), (8284, 9816)]