309072015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1021}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 633263904

約数和(自身を除く): 324191889

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 961, 1021, 1085, 1395, 1953, 2883, 3063, 3255, 4805, 5105, 6727, 7147, 8649, 9189, 9765, 14415, 15315, 20181, 21441, 31651, 33635, 35735, 43245, 45945, 60543, 64323, 94953, 100905, 107205, 158255, 221557, 284859, 302715, 321615, 474765, 664671, 981181, 1107785, 1424295, 1994013, 2943543, 3323355, 4905905, 6868267, 8830629, 9970065, 14717715, 20604801, 34341335, 44153145, 61814403, 103024005, 309072015]

約数ペア:

[(1, 309072015), (3, 103024005), (5, 61814403), (7, 44153145), (9, 34341335), (15, 20604801), (21, 14717715), (31, 9970065), (35, 8830629), (45, 6868267), (63, 4905905), (93, 3323355), (105, 2943543), (155, 1994013), (217, 1424295), (279, 1107785), (315, 981181), (465, 664671), (651, 474765), (961, 321615), (1021, 302715), (1085, 284859), (1395, 221557), (1953, 158255), (2883, 107205), (3063, 100905), (3255, 94953), (4805, 64323), (5105, 60543), (6727, 45945), (7147, 43245), (8649, 35735), (9189, 33635), (9765, 31651), (14415, 21441), (15315, 20181)]