208479260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 506761920

約数和(自身を除く): 298282660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 41, 44, 55, 58, 82, 110, 116, 145, 164, 205, 220, 290, 319, 410, 451, 580, 638, 797, 820, 902, 1189, 1276, 1594, 1595, 1804, 2255, 2378, 3188, 3190, 3985, 4510, 4756, 5945, 6380, 7970, 8767, 9020, 11890, 13079, 15940, 17534, 23113, 23780, 26158, 32677, 35068, 43835, 46226, 52316, 65354, 65395, 87670, 92452, 115565, 130708, 130790, 163385, 175340, 231130, 254243, 261580, 326770, 359447, 462260, 508486, 653540, 718894, 947633, 1016972, 1271215, 1437788, 1797235, 1895266, 2542430, 3594470, 3790532, 4738165, 5084860, 7188940, 9476330, 10423963, 18952660, 20847926, 41695852, 52119815, 104239630, 208479260]

約数ペア:

[(1, 208479260), (2, 104239630), (4, 52119815), (5, 41695852), (10, 20847926), (11, 18952660), (20, 10423963), (22, 9476330), (29, 7188940), (41, 5084860), (44, 4738165), (55, 3790532), (58, 3594470), (82, 2542430), (110, 1895266), (116, 1797235), (145, 1437788), (164, 1271215), (205, 1016972), (220, 947633), (290, 718894), (319, 653540), (410, 508486), (451, 462260), (580, 359447), (638, 326770), (797, 261580), (820, 254243), (902, 231130), (1189, 175340), (1276, 163385), (1594, 130790), (1595, 130708), (1804, 115565), (2255, 92452), (2378, 87670), (3188, 65395), (3190, 65354), (3985, 52316), (4510, 46226), (4756, 43835), (5945, 35068), (6380, 32677), (7970, 26158), (8767, 23780), (9020, 23113), (11890, 17534), (13079, 15940)]