131181160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{673}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 323196480

約数和(自身を除く): 192015320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 443, 673, 886, 1346, 1772, 2215, 2692, 3365, 3544, 4430, 4873, 5384, 6730, 7403, 8860, 9746, 13460, 14806, 17720, 19492, 24365, 26920, 29612, 37015, 38984, 48730, 59224, 74030, 97460, 148060, 194920, 296120, 298139, 596278, 1192556, 1490695, 2385112, 2981390, 3279529, 5962780, 6559058, 11925560, 13118116, 16397645, 26236232, 32795290, 65590580, 131181160]

約数ペア:

[(1, 131181160), (2, 65590580), (4, 32795290), (5, 26236232), (8, 16397645), (10, 13118116), (11, 11925560), (20, 6559058), (22, 5962780), (40, 3279529), (44, 2981390), (55, 2385112), (88, 1490695), (110, 1192556), (220, 596278), (440, 298139), (443, 296120), (673, 194920), (886, 148060), (1346, 97460), (1772, 74030), (2215, 59224), (2692, 48730), (3365, 38984), (3544, 37015), (4430, 29612), (4873, 26920), (5384, 24365), (6730, 19492), (7403, 17720), (8860, 14806), (9746, 13460)]