1783320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 6704640

約数和(自身を除く): 4921320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 193, 210, 220, 231, 264, 280, 308, 330, 385, 386, 420, 440, 462, 579, 616, 660, 770, 772, 840, 924, 965, 1155, 1158, 1320, 1351, 1540, 1544, 1848, 1930, 2123, 2310, 2316, 2702, 2895, 3080, 3860, 4053, 4246, 4620, 4632, 5404, 5790, 6369, 6755, 7720, 8106, 8492, 9240, 10615, 10808, 11580, 12738, 13510, 14861, 16212, 16984, 20265, 21230, 23160, 25476, 27020, 29722, 31845, 32424, 40530, 42460, 44583, 50952, 54040, 59444, 63690, 74305, 81060, 84920, 89166, 118888, 127380, 148610, 162120, 178332, 222915, 254760, 297220, 356664, 445830, 594440, 891660, 1783320]

約数ペア:

[(1, 1783320), (2, 891660), (3, 594440), (4, 445830), (5, 356664), (6, 297220), (7, 254760), (8, 222915), (10, 178332), (11, 162120), (12, 148610), (14, 127380), (15, 118888), (20, 89166), (21, 84920), (22, 81060), (24, 74305), (28, 63690), (30, 59444), (33, 54040), (35, 50952), (40, 44583), (42, 42460), (44, 40530), (55, 32424), (56, 31845), (60, 29722), (66, 27020), (70, 25476), (77, 23160), (84, 21230), (88, 20265), (105, 16984), (110, 16212), (120, 14861), (132, 13510), (140, 12738), (154, 11580), (165, 10808), (168, 10615), (193, 9240), (210, 8492), (220, 8106), (231, 7720), (264, 6755), (280, 6369), (308, 5790), (330, 5404), (385, 4632), (386, 4620), (420, 4246), (440, 4053), (462, 3860), (579, 3080), (616, 2895), (660, 2702), (770, 2316), (772, 2310), (840, 2123), (924, 1930), (965, 1848), (1155, 1544), (1158, 1540), (1320, 1351)]