208678360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15299}}^1$

素因数の和:15352

約数の個数: 64

約数和(自身を含む): 528768000

約数和(自身を除く): 320089640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 15299, 30598, 61196, 76495, 122392, 152990, 168289, 305980, 336578, 474269, 611960, 673156, 841445, 948538, 1346312, 1682890, 1897076, 2371345, 3365780, 3794152, 4742690, 5216959, 6731560, 9485380, 10433918, 18970760, 20867836, 26084795, 41735672, 52169590, 104339180, 208678360]

約数ペア:

[(1, 208678360), (2, 104339180), (4, 52169590), (5, 41735672), (8, 26084795), (10, 20867836), (11, 18970760), (20, 10433918), (22, 9485380), (31, 6731560), (40, 5216959), (44, 4742690), (55, 3794152), (62, 3365780), (88, 2371345), (110, 1897076), (124, 1682890), (155, 1346312), (220, 948538), (248, 841445), (310, 673156), (341, 611960), (440, 474269), (620, 336578), (682, 305980), (1240, 168289), (1364, 152990), (1705, 122392), (2728, 76495), (3410, 61196), (6820, 30598), (13640, 15299)]