209541660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205433}}^1$

素因数の和:205462

約数の個数: 48

約数和(自身を含む): 621232416

約数和(自身を除く): 411690756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 205433, 410866, 616299, 821732, 1027165, 1232598, 2054330, 2465196, 3081495, 3492361, 4108660, 6162990, 6984722, 10477083, 12325980, 13969444, 17461805, 20954166, 34923610, 41908332, 52385415, 69847220, 104770830, 209541660]

約数ペア:

[(1, 209541660), (2, 104770830), (3, 69847220), (4, 52385415), (5, 41908332), (6, 34923610), (10, 20954166), (12, 17461805), (15, 13969444), (17, 12325980), (20, 10477083), (30, 6984722), (34, 6162990), (51, 4108660), (60, 3492361), (68, 3081495), (85, 2465196), (102, 2054330), (170, 1232598), (204, 1027165), (255, 821732), (340, 616299), (510, 410866), (1020, 205433)]