308230455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 548997120

約数和(自身を除く): 240766665

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 73, 177, 195, 219, 295, 365, 367, 767, 885, 949, 1095, 1101, 1835, 2301, 2847, 3835, 4307, 4745, 4771, 5505, 11505, 12921, 14235, 14313, 21535, 21653, 23855, 26791, 55991, 64605, 64959, 71565, 80373, 108265, 133955, 167973, 279955, 281489, 324795, 348283, 401865, 839865, 844467, 1044849, 1407445, 1580669, 1741415, 4222335, 4742007, 5224245, 7903345, 20548697, 23710035, 61646091, 102743485, 308230455]

約数ペア:

[(1, 308230455), (3, 102743485), (5, 61646091), (13, 23710035), (15, 20548697), (39, 7903345), (59, 5224245), (65, 4742007), (73, 4222335), (177, 1741415), (195, 1580669), (219, 1407445), (295, 1044849), (365, 844467), (367, 839865), (767, 401865), (885, 348283), (949, 324795), (1095, 281489), (1101, 279955), (1835, 167973), (2301, 133955), (2847, 108265), (3835, 80373), (4307, 71565), (4745, 64959), (4771, 64605), (5505, 55991), (11505, 26791), (12921, 23855), (14235, 21653), (14313, 21535)]