254656575

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 499968000

約数和(自身を除く): 245311425

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 47, 69, 75, 115, 135, 141, 207, 225, 235, 345, 349, 423, 575, 621, 675, 705, 1035, 1047, 1081, 1175, 1269, 1725, 1745, 2115, 3105, 3141, 3243, 3525, 5175, 5235, 5405, 6345, 8027, 8725, 9423, 9729, 10575, 15525, 15705, 16215, 16403, 24081, 26175, 27025, 29187, 31725, 40135, 47115, 48645, 49209, 72243, 78525, 81075, 82015, 120405, 145935, 147627, 200675, 216729, 235575, 243225, 246045, 361215, 377269, 410075, 442881, 602025, 729675, 738135, 1083645, 1131807, 1230225, 1806075, 1886345, 2214405, 3395421, 3690675, 5418225, 5659035, 9431725, 10186263, 11072025, 16977105, 28295175, 50931315, 84885525, 254656575]

約数ペア:

[(1, 254656575), (3, 84885525), (5, 50931315), (9, 28295175), (15, 16977105), (23, 11072025), (25, 10186263), (27, 9431725), (45, 5659035), (47, 5418225), (69, 3690675), (75, 3395421), (115, 2214405), (135, 1886345), (141, 1806075), (207, 1230225), (225, 1131807), (235, 1083645), (345, 738135), (349, 729675), (423, 602025), (575, 442881), (621, 410075), (675, 377269), (705, 361215), (1035, 246045), (1047, 243225), (1081, 235575), (1175, 216729), (1269, 200675), (1725, 147627), (1745, 145935), (2115, 120405), (3105, 82015), (3141, 81075), (3243, 78525), (3525, 72243), (5175, 49209), (5235, 48645), (5405, 47115), (6345, 40135), (8027, 31725), (8725, 29187), (9423, 27025), (9729, 26175), (10575, 24081), (15525, 16403), (15705, 16215)]