155206380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{369539}}^1$

素因数の和:369558

約数の個数: 48

約数和(自身を含む): 496661760

約数和(自身を除く): 341455380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 369539, 739078, 1108617, 1478156, 1847695, 2217234, 2586773, 3695390, 4434468, 5173546, 5543085, 7390780, 7760319, 10347092, 11086170, 12933865, 15520638, 22172340, 25867730, 31041276, 38801595, 51735460, 77603190, 155206380]

約数ペア:

[(1, 155206380), (2, 77603190), (3, 51735460), (4, 38801595), (5, 31041276), (6, 25867730), (7, 22172340), (10, 15520638), (12, 12933865), (14, 11086170), (15, 10347092), (20, 7760319), (21, 7390780), (28, 5543085), (30, 5173546), (35, 4434468), (42, 3695390), (60, 2586773), (70, 2217234), (84, 1847695), (105, 1478156), (140, 1108617), (210, 739078), (420, 369539)]