81106440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35573}}^1$

素因数の和:35606

約数の個数: 64

約数和(自身を含む): 256132800

約数和(自身を除く): 175026360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 35573, 71146, 106719, 142292, 177865, 213438, 284584, 355730, 426876, 533595, 675887, 711460, 853752, 1067190, 1351774, 1422920, 2027661, 2134380, 2703548, 3379435, 4055322, 4268760, 5407096, 6758870, 8110644, 10138305, 13517740, 16221288, 20276610, 27035480, 40553220, 81106440]

約数ペア:

[(1, 81106440), (2, 40553220), (3, 27035480), (4, 20276610), (5, 16221288), (6, 13517740), (8, 10138305), (10, 8110644), (12, 6758870), (15, 5407096), (19, 4268760), (20, 4055322), (24, 3379435), (30, 2703548), (38, 2134380), (40, 2027661), (57, 1422920), (60, 1351774), (76, 1067190), (95, 853752), (114, 711460), (120, 675887), (152, 533595), (190, 426876), (228, 355730), (285, 284584), (380, 213438), (456, 177865), (570, 142292), (760, 106719), (1140, 71146), (2280, 35573)]