122603960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 291837600

約数和(自身を除く): 169233640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 353, 380, 457, 706, 760, 914, 1412, 1765, 1828, 2285, 2824, 3530, 3656, 4570, 6707, 7060, 8683, 9140, 13414, 14120, 17366, 18280, 26828, 33535, 34732, 43415, 53656, 67070, 69464, 86830, 134140, 161321, 173660, 268280, 322642, 347320, 645284, 806605, 1290568, 1613210, 3065099, 3226420, 6130198, 6452840, 12260396, 15325495, 24520792, 30650990, 61301980, 122603960]

約数ペア:

[(1, 122603960), (2, 61301980), (4, 30650990), (5, 24520792), (8, 15325495), (10, 12260396), (19, 6452840), (20, 6130198), (38, 3226420), (40, 3065099), (76, 1613210), (95, 1290568), (152, 806605), (190, 645284), (353, 347320), (380, 322642), (457, 268280), (706, 173660), (760, 161321), (914, 134140), (1412, 86830), (1765, 69464), (1828, 67070), (2285, 53656), (2824, 43415), (3530, 34732), (3656, 33535), (4570, 26828), (6707, 18280), (7060, 17366), (8683, 14120), (9140, 13414)]