82916680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26921}}^1$

素因数の和:26950

約数の個数: 64

約数和(自身を含む): 232606080

約数和(自身を除く): 149689400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 26921, 53842, 107684, 134605, 188447, 215368, 269210, 296131, 376894, 538420, 592262, 753788, 942235, 1076840, 1184524, 1480655, 1507576, 1884470, 2072917, 2369048, 2961310, 3768940, 4145834, 5922620, 7537880, 8291668, 10364585, 11845240, 16583336, 20729170, 41458340, 82916680]

約数ペア:

[(1, 82916680), (2, 41458340), (4, 20729170), (5, 16583336), (7, 11845240), (8, 10364585), (10, 8291668), (11, 7537880), (14, 5922620), (20, 4145834), (22, 3768940), (28, 2961310), (35, 2369048), (40, 2072917), (44, 1884470), (55, 1507576), (56, 1480655), (70, 1184524), (77, 1076840), (88, 942235), (110, 753788), (140, 592262), (154, 538420), (220, 376894), (280, 296131), (308, 269210), (385, 215368), (440, 188447), (616, 134605), (770, 107684), (1540, 53842), (3080, 26921)]