217647570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{5261}}^1$

素因数の和:5475

約数の個数: 64

約数和(自身を含む): 600120576

約数和(自身を除く): 382473006

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 985, 1182, 1379, 1970, 2758, 2955, 4137, 5261, 5910, 6895, 8274, 10522, 13790, 15783, 20685, 26305, 31566, 36827, 41370, 52610, 73654, 78915, 110481, 157830, 184135, 220962, 368270, 552405, 1036417, 1104810, 2072834, 3109251, 5182085, 6218502, 7254919, 10364170, 14509838, 15546255, 21764757, 31092510, 36274595, 43529514, 72549190, 108823785, 217647570]

約数ペア:

[(1, 217647570), (2, 108823785), (3, 72549190), (5, 43529514), (6, 36274595), (7, 31092510), (10, 21764757), (14, 15546255), (15, 14509838), (21, 10364170), (30, 7254919), (35, 6218502), (42, 5182085), (70, 3109251), (105, 2072834), (197, 1104810), (210, 1036417), (394, 552405), (591, 368270), (985, 220962), (1182, 184135), (1379, 157830), (1970, 110481), (2758, 78915), (2955, 73654), (4137, 52610), (5261, 41370), (5910, 36827), (6895, 31566), (8274, 26305), (10522, 20685), (13790, 15783)]