261814770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2647}}^1$

素因数の和:2824

約数の個数: 96

約数和(自身を含む): 783214848

約数和(自身を除く): 521400078

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 157, 210, 314, 315, 471, 630, 785, 942, 1099, 1413, 1570, 2198, 2355, 2647, 2826, 3297, 4710, 5294, 5495, 6594, 7065, 7941, 9891, 10990, 13235, 14130, 15882, 16485, 18529, 19782, 23823, 26470, 32970, 37058, 39705, 47646, 49455, 55587, 79410, 92645, 98910, 111174, 119115, 166761, 185290, 238230, 277935, 333522, 415579, 555870, 831158, 833805, 1246737, 1667610, 2077895, 2493474, 2909053, 3740211, 4155790, 5818106, 6233685, 7480422, 8727159, 12467370, 14545265, 17454318, 18701055, 26181477, 29090530, 37402110, 43635795, 52362954, 87271590, 130907385, 261814770]

約数ペア:

[(1, 261814770), (2, 130907385), (3, 87271590), (5, 52362954), (6, 43635795), (7, 37402110), (9, 29090530), (10, 26181477), (14, 18701055), (15, 17454318), (18, 14545265), (21, 12467370), (30, 8727159), (35, 7480422), (42, 6233685), (45, 5818106), (63, 4155790), (70, 3740211), (90, 2909053), (105, 2493474), (126, 2077895), (157, 1667610), (210, 1246737), (314, 833805), (315, 831158), (471, 555870), (630, 415579), (785, 333522), (942, 277935), (1099, 238230), (1413, 185290), (1570, 166761), (2198, 119115), (2355, 111174), (2647, 98910), (2826, 92645), (3297, 79410), (4710, 55587), (5294, 49455), (5495, 47646), (6594, 39705), (7065, 37058), (7941, 32970), (9891, 26470), (10990, 23823), (13235, 19782), (14130, 18529), (15882, 16485)]