205506470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 437814720

約数和(自身を除く): 232308250

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 151, 190, 247, 290, 302, 361, 377, 494, 551, 722, 754, 755, 1102, 1235, 1510, 1805, 1885, 1963, 2470, 2755, 2869, 3610, 3770, 3926, 4379, 4693, 5510, 5738, 7163, 8758, 9386, 9815, 10469, 14326, 14345, 19630, 20938, 21895, 23465, 28690, 35815, 37297, 43790, 46930, 52345, 54511, 56927, 71630, 74594, 83201, 104690, 109022, 113854, 136097, 166402, 186485, 272194, 272555, 284635, 372970, 416005, 545110, 569270, 680485, 708643, 832010, 1081613, 1360970, 1417286, 1580819, 2163226, 3161638, 3543215, 5408065, 7086430, 7904095, 10816130, 15808190, 20550647, 41101294, 102753235, 205506470]

約数ペア:

[(1, 205506470), (2, 102753235), (5, 41101294), (10, 20550647), (13, 15808190), (19, 10816130), (26, 7904095), (29, 7086430), (38, 5408065), (58, 3543215), (65, 3161638), (95, 2163226), (130, 1580819), (145, 1417286), (151, 1360970), (190, 1081613), (247, 832010), (290, 708643), (302, 680485), (361, 569270), (377, 545110), (494, 416005), (551, 372970), (722, 284635), (754, 272555), (755, 272194), (1102, 186485), (1235, 166402), (1510, 136097), (1805, 113854), (1885, 109022), (1963, 104690), (2470, 83201), (2755, 74594), (2869, 71630), (3610, 56927), (3770, 54511), (3926, 52345), (4379, 46930), (4693, 43790), (5510, 37297), (5738, 35815), (7163, 28690), (8758, 23465), (9386, 21895), (9815, 20938), (10469, 19630), (14326, 14345)]