149930960

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^2$

素因数の和:388

約数の個数: 60

約数和(自身を含む): 354735108

約数和(自身を除く): 204804148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 139, 194, 278, 388, 485, 556, 695, 776, 970, 1112, 1390, 1552, 1940, 2224, 2780, 3880, 5560, 7760, 11120, 13483, 19321, 26966, 38642, 53932, 67415, 77284, 96605, 107864, 134830, 154568, 193210, 215728, 269660, 309136, 386420, 539320, 772840, 1078640, 1545680, 1874137, 3748274, 7496548, 9370685, 14993096, 18741370, 29986192, 37482740, 74965480, 149930960]

約数ペア:

[(1, 149930960), (2, 74965480), (4, 37482740), (5, 29986192), (8, 18741370), (10, 14993096), (16, 9370685), (20, 7496548), (40, 3748274), (80, 1874137), (97, 1545680), (139, 1078640), (194, 772840), (278, 539320), (388, 386420), (485, 309136), (556, 269660), (695, 215728), (776, 193210), (970, 154568), (1112, 134830), (1390, 107864), (1552, 96605), (1940, 77284), (2224, 67415), (2780, 53932), (3880, 38642), (5560, 26966), (7760, 19321), (11120, 13483)]