157445288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19661}}^1$

素因数の和:19698

約数の個数: 64

約数和(自身を含む): 396385920

約数和(自身を除く): 238940632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 19661, 39322, 78644, 137627, 157288, 216271, 255593, 275254, 432542, 511186, 550508, 865084, 1022372, 1101016, 1513897, 1730168, 1789151, 2044744, 2811523, 3027794, 3578302, 5623046, 6055588, 7156604, 11246092, 12111176, 14313208, 19680661, 22492184, 39361322, 78722644, 157445288]

約数ペア:

[(1, 157445288), (2, 78722644), (4, 39361322), (7, 22492184), (8, 19680661), (11, 14313208), (13, 12111176), (14, 11246092), (22, 7156604), (26, 6055588), (28, 5623046), (44, 3578302), (52, 3027794), (56, 2811523), (77, 2044744), (88, 1789151), (91, 1730168), (104, 1513897), (143, 1101016), (154, 1022372), (182, 865084), (286, 550508), (308, 511186), (364, 432542), (572, 275254), (616, 255593), (728, 216271), (1001, 157288), (1144, 137627), (2002, 78644), (4004, 39322), (8008, 19661)]