61217240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 170726400

約数和(自身を除く): 109509160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 95, 133, 140, 148, 152, 185, 190, 259, 266, 280, 296, 311, 370, 380, 518, 532, 622, 665, 703, 740, 760, 1036, 1064, 1244, 1295, 1330, 1406, 1480, 1555, 2072, 2177, 2488, 2590, 2660, 2812, 3110, 3515, 4354, 4921, 5180, 5320, 5624, 5909, 6220, 7030, 8708, 9842, 10360, 10885, 11507, 11818, 12440, 14060, 17416, 19684, 21770, 23014, 23636, 24605, 28120, 29545, 39368, 41363, 43540, 46028, 47272, 49210, 57535, 59090, 80549, 82726, 87080, 92056, 98420, 115070, 118180, 161098, 165452, 196840, 206815, 218633, 230140, 236360, 322196, 330904, 402745, 413630, 437266, 460280, 644392, 805490, 827260, 874532, 1093165, 1530431, 1610980, 1654520, 1749064, 2186330, 3060862, 3221960, 4372660, 6121724, 7652155, 8745320, 12243448, 15304310, 30608620, 61217240]

約数ペア:

[(1, 61217240), (2, 30608620), (4, 15304310), (5, 12243448), (7, 8745320), (8, 7652155), (10, 6121724), (14, 4372660), (19, 3221960), (20, 3060862), (28, 2186330), (35, 1749064), (37, 1654520), (38, 1610980), (40, 1530431), (56, 1093165), (70, 874532), (74, 827260), (76, 805490), (95, 644392), (133, 460280), (140, 437266), (148, 413630), (152, 402745), (185, 330904), (190, 322196), (259, 236360), (266, 230140), (280, 218633), (296, 206815), (311, 196840), (370, 165452), (380, 161098), (518, 118180), (532, 115070), (622, 98420), (665, 92056), (703, 87080), (740, 82726), (760, 80549), (1036, 59090), (1064, 57535), (1244, 49210), (1295, 47272), (1330, 46028), (1406, 43540), (1480, 41363), (1555, 39368), (2072, 29545), (2177, 28120), (2488, 24605), (2590, 23636), (2660, 23014), (2812, 21770), (3110, 19684), (3515, 17416), (4354, 14060), (4921, 12440), (5180, 11818), (5320, 11507), (5624, 10885), (5909, 10360), (6220, 9842), (7030, 8708)]