72030273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 123863040

約数和(自身を除く): 51832767

約数列:

[1, 3, 7, 19, 21, 23, 47, 57, 69, 133, 141, 161, 167, 329, 399, 437, 483, 501, 893, 987, 1081, 1169, 1311, 2679, 3059, 3173, 3243, 3507, 3841, 6251, 7567, 7849, 9177, 9519, 11523, 18753, 20539, 22211, 22701, 23547, 26887, 54943, 61617, 66633, 72979, 80661, 143773, 149131, 164829, 180527, 218937, 431319, 447393, 510853, 541581, 1043917, 1263689, 1532559, 3131751, 3430013, 3791067, 10290039, 24010091, 72030273]

約数ペア:

[(1, 72030273), (3, 24010091), (7, 10290039), (19, 3791067), (21, 3430013), (23, 3131751), (47, 1532559), (57, 1263689), (69, 1043917), (133, 541581), (141, 510853), (161, 447393), (167, 431319), (329, 218937), (399, 180527), (437, 164829), (483, 149131), (501, 143773), (893, 80661), (987, 72979), (1081, 66633), (1169, 61617), (1311, 54943), (2679, 26887), (3059, 23547), (3173, 22701), (3243, 22211), (3507, 20539), (3841, 18753), (6251, 11523), (7567, 9519), (7849, 9177)]