20691300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 69995520

約数和(自身を除く): 49304220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 59, 60, 70, 75, 84, 100, 105, 118, 140, 150, 167, 175, 177, 210, 236, 295, 300, 334, 350, 354, 413, 420, 501, 525, 590, 668, 700, 708, 826, 835, 885, 1002, 1050, 1169, 1180, 1239, 1475, 1652, 1670, 1770, 2004, 2065, 2100, 2338, 2478, 2505, 2950, 3340, 3507, 3540, 4130, 4175, 4425, 4676, 4956, 5010, 5845, 5900, 6195, 7014, 8260, 8350, 8850, 9853, 10020, 10325, 11690, 12390, 12525, 14028, 16700, 17535, 17700, 19706, 20650, 23380, 24780, 25050, 29225, 29559, 30975, 35070, 39412, 41300, 49265, 50100, 58450, 59118, 61950, 68971, 70140, 87675, 98530, 116900, 118236, 123900, 137942, 147795, 175350, 197060, 206913, 246325, 275884, 295590, 344855, 350700, 413826, 492650, 591180, 689710, 738975, 827652, 985300, 1034565, 1379420, 1477950, 1724275, 2069130, 2955900, 3448550, 4138260, 5172825, 6897100, 10345650, 20691300]

約数ペア:

[(1, 20691300), (2, 10345650), (3, 6897100), (4, 5172825), (5, 4138260), (6, 3448550), (7, 2955900), (10, 2069130), (12, 1724275), (14, 1477950), (15, 1379420), (20, 1034565), (21, 985300), (25, 827652), (28, 738975), (30, 689710), (35, 591180), (42, 492650), (50, 413826), (59, 350700), (60, 344855), (70, 295590), (75, 275884), (84, 246325), (100, 206913), (105, 197060), (118, 175350), (140, 147795), (150, 137942), (167, 123900), (175, 118236), (177, 116900), (210, 98530), (236, 87675), (295, 70140), (300, 68971), (334, 61950), (350, 59118), (354, 58450), (413, 50100), (420, 49265), (501, 41300), (525, 39412), (590, 35070), (668, 30975), (700, 29559), (708, 29225), (826, 25050), (835, 24780), (885, 23380), (1002, 20650), (1050, 19706), (1169, 17700), (1180, 17535), (1239, 16700), (1475, 14028), (1652, 12525), (1670, 12390), (1770, 11690), (2004, 10325), (2065, 10020), (2100, 9853), (2338, 8850), (2478, 8350), (2505, 8260), (2950, 7014), (3340, 6195), (3507, 5900), (3540, 5845), (4130, 5010), (4175, 4956), (4425, 4676)]