209721450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 534251520

約数和(自身を除く): 324530070

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 101, 109, 127, 150, 202, 218, 254, 303, 327, 381, 505, 545, 606, 635, 654, 762, 1010, 1090, 1270, 1515, 1635, 1905, 2525, 2725, 3030, 3175, 3270, 3810, 5050, 5450, 6350, 7575, 8175, 9525, 11009, 12827, 13843, 15150, 16350, 19050, 22018, 25654, 27686, 33027, 38481, 41529, 55045, 64135, 66054, 69215, 76962, 83058, 110090, 128270, 138430, 165135, 192405, 207645, 275225, 320675, 330270, 346075, 384810, 415290, 550450, 641350, 692150, 825675, 962025, 1038225, 1398143, 1651350, 1924050, 2076450, 2796286, 4194429, 6990715, 8388858, 13981430, 20972145, 34953575, 41944290, 69907150, 104860725, 209721450]

約数ペア:

[(1, 209721450), (2, 104860725), (3, 69907150), (5, 41944290), (6, 34953575), (10, 20972145), (15, 13981430), (25, 8388858), (30, 6990715), (50, 4194429), (75, 2796286), (101, 2076450), (109, 1924050), (127, 1651350), (150, 1398143), (202, 1038225), (218, 962025), (254, 825675), (303, 692150), (327, 641350), (381, 550450), (505, 415290), (545, 384810), (606, 346075), (635, 330270), (654, 320675), (762, 275225), (1010, 207645), (1090, 192405), (1270, 165135), (1515, 138430), (1635, 128270), (1905, 110090), (2525, 83058), (2725, 76962), (3030, 69215), (3175, 66054), (3270, 64135), (3810, 55045), (5050, 41529), (5450, 38481), (6350, 33027), (7575, 27686), (8175, 25654), (9525, 22018), (11009, 19050), (12827, 16350), (13843, 15150)]