137639180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 341978112

約数和(自身を除く): 204338932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 71, 122, 140, 142, 227, 244, 284, 305, 355, 427, 454, 497, 610, 710, 854, 908, 994, 1135, 1220, 1420, 1589, 1708, 1988, 2135, 2270, 2485, 3178, 4270, 4331, 4540, 4970, 6356, 7945, 8540, 8662, 9940, 13847, 15890, 16117, 17324, 21655, 27694, 30317, 31780, 32234, 43310, 55388, 60634, 64468, 69235, 80585, 86620, 96929, 112819, 121268, 138470, 151585, 161170, 193858, 225638, 276940, 303170, 322340, 387716, 451276, 484645, 564095, 606340, 969290, 983137, 1128190, 1938580, 1966274, 2256380, 3932548, 4915685, 6881959, 9831370, 13763918, 19662740, 27527836, 34409795, 68819590, 137639180]

約数ペア:

[(1, 137639180), (2, 68819590), (4, 34409795), (5, 27527836), (7, 19662740), (10, 13763918), (14, 9831370), (20, 6881959), (28, 4915685), (35, 3932548), (61, 2256380), (70, 1966274), (71, 1938580), (122, 1128190), (140, 983137), (142, 969290), (227, 606340), (244, 564095), (284, 484645), (305, 451276), (355, 387716), (427, 322340), (454, 303170), (497, 276940), (610, 225638), (710, 193858), (854, 161170), (908, 151585), (994, 138470), (1135, 121268), (1220, 112819), (1420, 96929), (1589, 86620), (1708, 80585), (1988, 69235), (2135, 64468), (2270, 60634), (2485, 55388), (3178, 43310), (4270, 32234), (4331, 31780), (4540, 30317), (4970, 27694), (6356, 21655), (7945, 17324), (8540, 16117), (8662, 15890), (9940, 13847)]