217445148

素因数分解:

$2^2\times 3^5\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1009

約数の個数: 72

約数和(自身を含む): 572535600

約数和(自身を除く): 355090452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 349, 486, 641, 698, 972, 1047, 1282, 1396, 1923, 2094, 2564, 3141, 3846, 4188, 5769, 6282, 7692, 9423, 11538, 12564, 17307, 18846, 23076, 28269, 34614, 37692, 51921, 56538, 69228, 84807, 103842, 113076, 155763, 169614, 207684, 223709, 311526, 339228, 447418, 623052, 671127, 894836, 1342254, 2013381, 2684508, 4026762, 6040143, 8053524, 12080286, 18120429, 24160572, 36240858, 54361287, 72481716, 108722574, 217445148]

約数ペア:

[(1, 217445148), (2, 108722574), (3, 72481716), (4, 54361287), (6, 36240858), (9, 24160572), (12, 18120429), (18, 12080286), (27, 8053524), (36, 6040143), (54, 4026762), (81, 2684508), (108, 2013381), (162, 1342254), (243, 894836), (324, 671127), (349, 623052), (486, 447418), (641, 339228), (698, 311526), (972, 223709), (1047, 207684), (1282, 169614), (1396, 155763), (1923, 113076), (2094, 103842), (2564, 84807), (3141, 69228), (3846, 56538), (4188, 51921), (5769, 37692), (6282, 34614), (7692, 28269), (9423, 23076), (11538, 18846), (12564, 17307)]