139256960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7019}}^1$

素因数の和:7069

約数の個数: 64

約数和(自身を含む): 343699200

約数和(自身を除く): 204442240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 7019, 9920, 14038, 19840, 28076, 35095, 56152, 70190, 112304, 140380, 217589, 224608, 280760, 435178, 449216, 561520, 870356, 898432, 1087945, 1123040, 1740712, 2175890, 2246080, 3481424, 4351780, 4492160, 6962848, 8703560, 13925696, 17407120, 27851392, 34814240, 69628480, 139256960]

約数ペア:

[(1, 139256960), (2, 69628480), (4, 34814240), (5, 27851392), (8, 17407120), (10, 13925696), (16, 8703560), (20, 6962848), (31, 4492160), (32, 4351780), (40, 3481424), (62, 2246080), (64, 2175890), (80, 1740712), (124, 1123040), (128, 1087945), (155, 898432), (160, 870356), (248, 561520), (310, 449216), (320, 435178), (496, 280760), (620, 224608), (640, 217589), (992, 140380), (1240, 112304), (1984, 70190), (2480, 56152), (3968, 35095), (4960, 28076), (7019, 19840), (9920, 14038)]