156988981485

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{12757}}^1\times {\mathrm{5581}}^1$

素因数の和:18363

約数の個数: 72

約数和(自身を含む): 316622583576

約数和(自身を除く): 159633602091

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5581, 12757, 16743, 27905, 38271, 39067, 50229, 63785, 83715, 89299, 114813, 117201, 191355, 195335, 251145, 267897, 273469, 351603, 446495, 574065, 586005, 625093, 803691, 820407, 1339485, 1367345, 1758015, 1875279, 2461221, 3125465, 4018455, 4102035, 5625837, 9376395, 12306105, 28129185, 71196817, 213590451, 355984085, 498377719, 640771353, 1067952255, 1495133157, 2491888595, 3203856765, 3488644033, 4485399471, 7475665785, 10465932099, 17443220165, 22426997355, 31397796297, 52329660495, 156988981485]

約数ペア:

[(1, 156988981485), (3, 52329660495), (5, 31397796297), (7, 22426997355), (9, 17443220165), (15, 10465932099), (21, 7475665785), (35, 4485399471), (45, 3488644033), (49, 3203856765), (63, 2491888595), (105, 1495133157), (147, 1067952255), (245, 640771353), (315, 498377719), (441, 355984085), (735, 213590451), (2205, 71196817), (5581, 28129185), (12757, 12306105), (16743, 9376395), (27905, 5625837), (38271, 4102035), (39067, 4018455), (50229, 3125465), (63785, 2461221), (83715, 1875279), (89299, 1758015), (114813, 1367345), (117201, 1339485), (191355, 820407), (195335, 803691), (251145, 625093), (267897, 586005), (273469, 574065), (351603, 446495)]