278300262028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1\times {\mathrm{21139}}^1$

素因数の和:22030

約数の個数: 48

約数和(自身を含む): 515254521600

約数和(自身を除く): 236954259572

約数列:

[1, 2, 4, 19, 38, 76, 311, 557, 622, 1114, 1244, 2228, 5909, 10583, 11818, 21139, 21166, 23636, 42278, 42332, 84556, 173227, 346454, 401641, 692908, 803282, 1606564, 3291313, 6574229, 6582626, 11774423, 13148458, 13165252, 23548846, 26296916, 47097692, 124910351, 223714037, 249820702, 447428074, 499641404, 894856148, 3661845553, 7323691106, 14647382212, 69575065507, 139150131014, 278300262028]

約数ペア:

[(1, 278300262028), (2, 139150131014), (4, 69575065507), (19, 14647382212), (38, 7323691106), (76, 3661845553), (311, 894856148), (557, 499641404), (622, 447428074), (1114, 249820702), (1244, 223714037), (2228, 124910351), (5909, 47097692), (10583, 26296916), (11818, 23548846), (21139, 13165252), (21166, 13148458), (23636, 11774423), (42278, 6582626), (42332, 6574229), (84556, 3291313), (173227, 1606564), (346454, 803282), (401641, 692908)]