339945975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1081

約数の個数: 72

約数和(自身を含む): 642414240

約数和(自身を除く): 302468265

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 53, 75, 87, 145, 159, 225, 261, 265, 435, 477, 725, 795, 983, 1305, 1325, 1537, 2175, 2385, 2949, 3975, 4611, 4915, 6525, 7685, 8847, 11925, 13833, 14745, 23055, 24575, 28507, 38425, 44235, 52099, 69165, 73725, 85521, 115275, 142535, 156297, 221175, 256563, 260495, 345825, 427605, 468891, 712675, 781485, 1282815, 1302475, 1510871, 2138025, 2344455, 3907425, 4532613, 6414075, 7554355, 11722275, 13597839, 22663065, 37771775, 67989195, 113315325, 339945975]

約数ペア:

[(1, 339945975), (3, 113315325), (5, 67989195), (9, 37771775), (15, 22663065), (25, 13597839), (29, 11722275), (45, 7554355), (53, 6414075), (75, 4532613), (87, 3907425), (145, 2344455), (159, 2138025), (225, 1510871), (261, 1302475), (265, 1282815), (435, 781485), (477, 712675), (725, 468891), (795, 427605), (983, 345825), (1305, 260495), (1325, 256563), (1537, 221175), (2175, 156297), (2385, 142535), (2949, 115275), (3975, 85521), (4611, 73725), (4915, 69165), (6525, 52099), (7685, 44235), (8847, 38425), (11925, 28507), (13833, 24575), (14745, 23055)]