81703380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1567}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 252887040

約数和(自身を除く): 171183660

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 132, 158, 165, 220, 237, 316, 330, 395, 474, 660, 790, 869, 948, 1185, 1567, 1580, 1738, 2370, 2607, 3134, 3476, 4345, 4701, 4740, 5214, 6268, 7835, 8690, 9402, 10428, 13035, 15670, 17237, 17380, 18804, 23505, 26070, 31340, 34474, 47010, 51711, 52140, 68948, 86185, 94020, 103422, 123793, 172370, 206844, 247586, 258555, 344740, 371379, 495172, 517110, 618965, 742758, 1034220, 1237930, 1361723, 1485516, 1856895, 2475860, 2723446, 3713790, 4085169, 5446892, 6808615, 7427580, 8170338, 13617230, 16340676, 20425845, 27234460, 40851690, 81703380]

約数ペア:

[(1, 81703380), (2, 40851690), (3, 27234460), (4, 20425845), (5, 16340676), (6, 13617230), (10, 8170338), (11, 7427580), (12, 6808615), (15, 5446892), (20, 4085169), (22, 3713790), (30, 2723446), (33, 2475860), (44, 1856895), (55, 1485516), (60, 1361723), (66, 1237930), (79, 1034220), (110, 742758), (132, 618965), (158, 517110), (165, 495172), (220, 371379), (237, 344740), (316, 258555), (330, 247586), (395, 206844), (474, 172370), (660, 123793), (790, 103422), (869, 94020), (948, 86185), (1185, 68948), (1567, 52140), (1580, 51711), (1738, 47010), (2370, 34474), (2607, 31340), (3134, 26070), (3476, 23505), (4345, 18804), (4701, 17380), (4740, 17237), (5214, 15670), (6268, 13035), (7835, 10428), (8690, 9402)]