78542268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{683}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 215574912

約数和(自身を除く): 137032644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 683, 777, 1036, 1366, 1369, 1554, 2049, 2732, 2738, 3108, 4098, 4107, 4781, 5476, 8196, 8214, 9562, 9583, 14343, 16428, 19124, 19166, 25271, 28686, 28749, 38332, 50542, 57372, 57498, 75813, 101084, 114996, 151626, 176897, 303252, 353794, 530691, 707588, 935027, 1061382, 1870054, 2122764, 2805081, 3740108, 5610162, 6545189, 11220324, 13090378, 19635567, 26180756, 39271134, 78542268]

約数ペア:

[(1, 78542268), (2, 39271134), (3, 26180756), (4, 19635567), (6, 13090378), (7, 11220324), (12, 6545189), (14, 5610162), (21, 3740108), (28, 2805081), (37, 2122764), (42, 1870054), (74, 1061382), (84, 935027), (111, 707588), (148, 530691), (222, 353794), (259, 303252), (444, 176897), (518, 151626), (683, 114996), (777, 101084), (1036, 75813), (1366, 57498), (1369, 57372), (1554, 50542), (2049, 38332), (2732, 28749), (2738, 28686), (3108, 25271), (4098, 19166), (4107, 19124), (4781, 16428), (5476, 14343), (8196, 9583), (8214, 9562)]