157029760

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2251}}^1$

素因数の和:2379

約数の個数: 64

約数和(自身を含む): 379011600

約数和(自身を除く): 221981840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1744, 2180, 2251, 3488, 4360, 4502, 6976, 8720, 9004, 11255, 13952, 17440, 18008, 22510, 34880, 36016, 45020, 69760, 72032, 90040, 144064, 180080, 245359, 288128, 360160, 490718, 720320, 981436, 1226795, 1440640, 1962872, 2453590, 3925744, 4907180, 7851488, 9814360, 15702976, 19628720, 31405952, 39257440, 78514880, 157029760]

約数ペア:

[(1, 157029760), (2, 78514880), (4, 39257440), (5, 31405952), (8, 19628720), (10, 15702976), (16, 9814360), (20, 7851488), (32, 4907180), (40, 3925744), (64, 2453590), (80, 1962872), (109, 1440640), (128, 1226795), (160, 981436), (218, 720320), (320, 490718), (436, 360160), (545, 288128), (640, 245359), (872, 180080), (1090, 144064), (1744, 90040), (2180, 72032), (2251, 69760), (3488, 45020), (4360, 36016), (4502, 34880), (6976, 22510), (8720, 18008), (9004, 17440), (11255, 13952)]