161193708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2281}}^1$

素因数の和:2455

約数の個数: 72

約数和(自身を含む): 441904736

約数和(自身を除く): 280711028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 453, 468, 604, 906, 1359, 1812, 1963, 2281, 2718, 3926, 4562, 5436, 5889, 6843, 7852, 9124, 11778, 13686, 17667, 20529, 23556, 27372, 29653, 35334, 41058, 59306, 70668, 82116, 88959, 118612, 177918, 266877, 344431, 355836, 533754, 688862, 1033293, 1067508, 1377724, 2066586, 3099879, 4133172, 4477603, 6199758, 8955206, 12399516, 13432809, 17910412, 26865618, 40298427, 53731236, 80596854, 161193708]

約数ペア:

[(1, 161193708), (2, 80596854), (3, 53731236), (4, 40298427), (6, 26865618), (9, 17910412), (12, 13432809), (13, 12399516), (18, 8955206), (26, 6199758), (36, 4477603), (39, 4133172), (52, 3099879), (78, 2066586), (117, 1377724), (151, 1067508), (156, 1033293), (234, 688862), (302, 533754), (453, 355836), (468, 344431), (604, 266877), (906, 177918), (1359, 118612), (1812, 88959), (1963, 82116), (2281, 70668), (2718, 59306), (3926, 41058), (4562, 35334), (5436, 29653), (5889, 27372), (6843, 23556), (7852, 20529), (9124, 17667), (11778, 13686)]