491318520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53173}}^1$

素因数の和:53205

約数の個数: 128

約数和(自身を含む): 1837693440

約数和(自身を除く): 1346374920

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, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 53173, 106346, 159519, 212692, 265865, 319038, 372211, 425384, 531730, 584903, 638076, 744422, 797595, 1063460, 1116633, 1169806, 1276152, 1488844, 1595190, 1754709, 1861055, 2126920, 2233266, 2339612, 2924515, 2977688, 3190380, 3509418, 3722110, 4094321, 4466532, 4679224, 5583165, 5849030, 6380760, 7018836, 7444220, 8188642, 8773545, 8933064, 11166330, 11698060, 12282963, 14037672, 14888440, 16377284, 17547090, 20471605, 22332660, 23396120, 24565926, 32754568, 35094180, 40943210, 44665320, 49131852, 61414815, 70188360, 81886420, 98263704, 122829630, 163772840, 245659260, 491318520]

約数ペア:

[(1, 491318520), (2, 245659260), (3, 163772840), (4, 122829630), (5, 98263704), (6, 81886420), (7, 70188360), (8, 61414815), (10, 49131852), (11, 44665320), (12, 40943210), (14, 35094180), (15, 32754568), (20, 24565926), (21, 23396120), (22, 22332660), (24, 20471605), (28, 17547090), (30, 16377284), (33, 14888440), (35, 14037672), (40, 12282963), (42, 11698060), (44, 11166330), (55, 8933064), (56, 8773545), (60, 8188642), (66, 7444220), (70, 7018836), (77, 6380760), (84, 5849030), (88, 5583165), (105, 4679224), (110, 4466532), (120, 4094321), (132, 3722110), (140, 3509418), (154, 3190380), (165, 2977688), (168, 2924515), (210, 2339612), (220, 2233266), (231, 2126920), (264, 1861055), (280, 1754709), (308, 1595190), (330, 1488844), (385, 1276152), (420, 1169806), (440, 1116633), (462, 1063460), (616, 797595), (660, 744422), (770, 638076), (840, 584903), (924, 531730), (1155, 425384), (1320, 372211), (1540, 319038), (1848, 265865), (2310, 212692), (3080, 159519), (4620, 106346), (9240, 53173)]