208545444

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{599}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 556920000

約数和(自身を除く): 348374556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 509, 599, 684, 1018, 1198, 1527, 1797, 2036, 2396, 3054, 3594, 4581, 5391, 6108, 7188, 9162, 9671, 10782, 11381, 18324, 19342, 21564, 22762, 29013, 34143, 38684, 45524, 58026, 68286, 87039, 102429, 116052, 136572, 174078, 204858, 304891, 348156, 409716, 609782, 914673, 1219564, 1829346, 2744019, 3658692, 5488038, 5792929, 10976076, 11585858, 17378787, 23171716, 34757574, 52136361, 69515148, 104272722, 208545444]

約数ペア:

[(1, 208545444), (2, 104272722), (3, 69515148), (4, 52136361), (6, 34757574), (9, 23171716), (12, 17378787), (18, 11585858), (19, 10976076), (36, 5792929), (38, 5488038), (57, 3658692), (76, 2744019), (114, 1829346), (171, 1219564), (228, 914673), (342, 609782), (509, 409716), (599, 348156), (684, 304891), (1018, 204858), (1198, 174078), (1527, 136572), (1797, 116052), (2036, 102429), (2396, 87039), (3054, 68286), (3594, 58026), (4581, 45524), (5391, 38684), (6108, 34143), (7188, 29013), (9162, 22762), (9671, 21564), (10782, 19342), (11381, 18324)]