249294420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1801}}^1$

素因数の和:2585

約数の個数: 72

約数和(自身を含む): 757596840

約数和(自身を除く): 508302420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 769, 1538, 1801, 2307, 3076, 3602, 3845, 4614, 5403, 6921, 7204, 7690, 9005, 9228, 10806, 11535, 13842, 15380, 16209, 18010, 21612, 23070, 27015, 27684, 32418, 34605, 36020, 46140, 54030, 64836, 69210, 81045, 108060, 138420, 162090, 324180, 1384969, 2769938, 4154907, 5539876, 6924845, 8309814, 12464721, 13849690, 16619628, 20774535, 24929442, 27699380, 41549070, 49858884, 62323605, 83098140, 124647210, 249294420]

約数ペア:

[(1, 249294420), (2, 124647210), (3, 83098140), (4, 62323605), (5, 49858884), (6, 41549070), (9, 27699380), (10, 24929442), (12, 20774535), (15, 16619628), (18, 13849690), (20, 12464721), (30, 8309814), (36, 6924845), (45, 5539876), (60, 4154907), (90, 2769938), (180, 1384969), (769, 324180), (1538, 162090), (1801, 138420), (2307, 108060), (3076, 81045), (3602, 69210), (3845, 64836), (4614, 54030), (5403, 46140), (6921, 36020), (7204, 34605), (7690, 32418), (9005, 27684), (9228, 27015), (10806, 23070), (11535, 21612), (13842, 18010), (15380, 16209)]