78722168

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 178886400

約数和(自身を除く): 100164232

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 241, 266, 307, 482, 532, 614, 964, 1064, 1228, 1687, 1928, 2149, 2456, 3374, 4298, 4579, 5833, 6748, 8596, 9158, 11666, 13496, 17192, 18316, 23332, 32053, 36632, 40831, 46664, 64106, 73987, 81662, 128212, 147974, 163324, 256424, 295948, 326648, 517909, 591896, 1035818, 1405753, 2071636, 2811506, 4143272, 5623012, 9840271, 11246024, 19680542, 39361084, 78722168]

約数ペア:

[(1, 78722168), (2, 39361084), (4, 19680542), (7, 11246024), (8, 9840271), (14, 5623012), (19, 4143272), (28, 2811506), (38, 2071636), (56, 1405753), (76, 1035818), (133, 591896), (152, 517909), (241, 326648), (266, 295948), (307, 256424), (482, 163324), (532, 147974), (614, 128212), (964, 81662), (1064, 73987), (1228, 64106), (1687, 46664), (1928, 40831), (2149, 36632), (2456, 32053), (3374, 23332), (4298, 18316), (4579, 17192), (5833, 13496), (6748, 11666), (8596, 9158)]