67655980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 167354208

約数和(自身を除く): 99698228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 353, 370, 518, 706, 740, 1036, 1295, 1369, 1412, 1765, 2471, 2590, 2738, 3530, 4942, 5180, 5476, 6845, 7060, 9583, 9884, 12355, 13061, 13690, 19166, 24710, 26122, 27380, 38332, 47915, 49420, 52244, 65305, 91427, 95830, 130610, 182854, 191660, 261220, 365708, 457135, 483257, 914270, 966514, 1828540, 1933028, 2416285, 3382799, 4832570, 6765598, 9665140, 13531196, 16913995, 33827990, 67655980]

約数ペア:

[(1, 67655980), (2, 33827990), (4, 16913995), (5, 13531196), (7, 9665140), (10, 6765598), (14, 4832570), (20, 3382799), (28, 2416285), (35, 1933028), (37, 1828540), (70, 966514), (74, 914270), (140, 483257), (148, 457135), (185, 365708), (259, 261220), (353, 191660), (370, 182854), (518, 130610), (706, 95830), (740, 91427), (1036, 65305), (1295, 52244), (1369, 49420), (1412, 47915), (1765, 38332), (2471, 27380), (2590, 26122), (2738, 24710), (3530, 19166), (4942, 13690), (5180, 13061), (5476, 12355), (6845, 9884), (7060, 9583)]