15231204

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 40098240

約数和(自身を除く): 24867036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 71, 101, 118, 142, 177, 202, 213, 236, 284, 303, 354, 404, 426, 531, 606, 639, 708, 852, 909, 1062, 1212, 1278, 1818, 2124, 2556, 3636, 4189, 5959, 7171, 8378, 11918, 12567, 14342, 16756, 17877, 21513, 23836, 25134, 28684, 35754, 37701, 43026, 50268, 53631, 64539, 71508, 75402, 86052, 107262, 129078, 150804, 214524, 258156, 423089, 846178, 1269267, 1692356, 2538534, 3807801, 5077068, 7615602, 15231204]

約数ペア:

[(1, 15231204), (2, 7615602), (3, 5077068), (4, 3807801), (6, 2538534), (9, 1692356), (12, 1269267), (18, 846178), (36, 423089), (59, 258156), (71, 214524), (101, 150804), (118, 129078), (142, 107262), (177, 86052), (202, 75402), (213, 71508), (236, 64539), (284, 53631), (303, 50268), (354, 43026), (404, 37701), (426, 35754), (531, 28684), (606, 25134), (639, 23836), (708, 21513), (852, 17877), (909, 16756), (1062, 14342), (1212, 12567), (1278, 11918), (1818, 8378), (2124, 7171), (2556, 5959), (3636, 4189)]