217517520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82393}}^1$

素因数の和:82420

約数の個数: 80

約数和(自身を含む): 735613632

約数和(自身を除く): 518096112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 82393, 164786, 247179, 329572, 411965, 494358, 659144, 823930, 906323, 988716, 1235895, 1318288, 1647860, 1812646, 1977432, 2471790, 2718969, 3295720, 3625292, 3954864, 4531615, 4943580, 5437938, 6591440, 7250584, 9063230, 9887160, 10875876, 13594845, 14501168, 18126460, 19774320, 21751752, 27189690, 36252920, 43503504, 54379380, 72505840, 108758760, 217517520]

約数ペア:

[(1, 217517520), (2, 108758760), (3, 72505840), (4, 54379380), (5, 43503504), (6, 36252920), (8, 27189690), (10, 21751752), (11, 19774320), (12, 18126460), (15, 14501168), (16, 13594845), (20, 10875876), (22, 9887160), (24, 9063230), (30, 7250584), (33, 6591440), (40, 5437938), (44, 4943580), (48, 4531615), (55, 3954864), (60, 3625292), (66, 3295720), (80, 2718969), (88, 2471790), (110, 1977432), (120, 1812646), (132, 1647860), (165, 1318288), (176, 1235895), (220, 988716), (240, 906323), (264, 823930), (330, 659144), (440, 494358), (528, 411965), (660, 329572), (880, 247179), (1320, 164786), (2640, 82393)]