155232760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1979}}^1$

素因数の和:2080

約数の個数: 64

約数和(自身を含む): 365666400

約数和(自身を除く): 210433640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 1060, 1480, 1961, 1979, 2120, 3922, 3958, 7844, 7916, 9805, 9895, 15688, 15832, 19610, 19790, 39220, 39580, 73223, 78440, 79160, 104887, 146446, 209774, 292892, 366115, 419548, 524435, 585784, 732230, 839096, 1048870, 1464460, 2097740, 2928920, 3880819, 4195480, 7761638, 15523276, 19404095, 31046552, 38808190, 77616380, 155232760]

約数ペア:

[(1, 155232760), (2, 77616380), (4, 38808190), (5, 31046552), (8, 19404095), (10, 15523276), (20, 7761638), (37, 4195480), (40, 3880819), (53, 2928920), (74, 2097740), (106, 1464460), (148, 1048870), (185, 839096), (212, 732230), (265, 585784), (296, 524435), (370, 419548), (424, 366115), (530, 292892), (740, 209774), (1060, 146446), (1480, 104887), (1961, 79160), (1979, 78440), (2120, 73223), (3922, 39580), (3958, 39220), (7844, 19790), (7916, 19610), (9805, 15832), (9895, 15688)]