156977876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 307359360

約数和(自身を除く): 150381484

約数列:

[1, 2, 4, 11, 22, 44, 71, 109, 142, 218, 284, 436, 461, 781, 922, 1199, 1562, 1844, 2398, 3124, 4796, 5071, 7739, 10142, 15478, 20284, 30956, 32731, 50249, 65462, 85129, 100498, 130924, 170258, 200996, 340516, 360041, 552739, 720082, 1105478, 1440164, 2210956, 3567679, 7135358, 14270716, 39244469, 78488938, 156977876]

約数ペア:

[(1, 156977876), (2, 78488938), (4, 39244469), (11, 14270716), (22, 7135358), (44, 3567679), (71, 2210956), (109, 1440164), (142, 1105478), (218, 720082), (284, 552739), (436, 360041), (461, 340516), (781, 200996), (922, 170258), (1199, 130924), (1562, 100498), (1844, 85129), (2398, 65462), (3124, 50249), (4796, 32731), (5071, 30956), (7739, 20284), (10142, 15478)]