261034740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4663}}^1$

素因数の和:4989

約数の個数: 72

約数和(自身を含む): 794521728

約数和(自身を除く): 533486988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1866, 2799, 3110, 3732, 4663, 4665, 5598, 6220, 9326, 9330, 11196, 13989, 13995, 18652, 18660, 23315, 27978, 27990, 41967, 46630, 55956, 55980, 69945, 83934, 93260, 139890, 167868, 209835, 279780, 419670, 839340, 1450193, 2900386, 4350579, 5800772, 7250965, 8701158, 13051737, 14501930, 17402316, 21752895, 26103474, 29003860, 43505790, 52206948, 65258685, 87011580, 130517370, 261034740]

約数ペア:

[(1, 261034740), (2, 130517370), (3, 87011580), (4, 65258685), (5, 52206948), (6, 43505790), (9, 29003860), (10, 26103474), (12, 21752895), (15, 17402316), (18, 14501930), (20, 13051737), (30, 8701158), (36, 7250965), (45, 5800772), (60, 4350579), (90, 2900386), (180, 1450193), (311, 839340), (622, 419670), (933, 279780), (1244, 209835), (1555, 167868), (1866, 139890), (2799, 93260), (3110, 83934), (3732, 69945), (4663, 55980), (4665, 55956), (5598, 46630), (6220, 41967), (9326, 27990), (9330, 27978), (11196, 23315), (13989, 18660), (13995, 18652)]