139137460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12907}}^1$

素因数の和:12941

約数の個数: 72

約数和(自身を含む): 370821024

約数和(自身を除く): 231683564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 12907, 25814, 51628, 64535, 90349, 129070, 141977, 180698, 258140, 283954, 361396, 451745, 567908, 632443, 709885, 903490, 993839, 1264886, 1419770, 1806980, 1987678, 2529772, 2839540, 3162215, 3975356, 4969195, 6324430, 6956873, 9938390, 12648860, 13913746, 19876780, 27827492, 34784365, 69568730, 139137460]

約数ペア:

[(1, 139137460), (2, 69568730), (4, 34784365), (5, 27827492), (7, 19876780), (10, 13913746), (11, 12648860), (14, 9938390), (20, 6956873), (22, 6324430), (28, 4969195), (35, 3975356), (44, 3162215), (49, 2839540), (55, 2529772), (70, 1987678), (77, 1806980), (98, 1419770), (110, 1264886), (140, 993839), (154, 903490), (196, 709885), (220, 632443), (245, 567908), (308, 451745), (385, 361396), (490, 283954), (539, 258140), (770, 180698), (980, 141977), (1078, 129070), (1540, 90349), (2156, 64535), (2695, 51628), (5390, 25814), (10780, 12907)]