399270204

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5151

約数の個数: 72

約数和(自身を含む): 1056706560

約数和(自身を除く): 657436356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 558, 639, 852, 1116, 1278, 2201, 2556, 4402, 5039, 6603, 8804, 10078, 13206, 15117, 19809, 20156, 26412, 30234, 39618, 45351, 60468, 79236, 90702, 156209, 181404, 312418, 357769, 468627, 624836, 715538, 937254, 1073307, 1405881, 1431076, 1874508, 2146614, 2811762, 3219921, 4293228, 5623524, 6439842, 11090839, 12879684, 22181678, 33272517, 44363356, 66545034, 99817551, 133090068, 199635102, 399270204]

約数ペア:

[(1, 399270204), (2, 199635102), (3, 133090068), (4, 99817551), (6, 66545034), (9, 44363356), (12, 33272517), (18, 22181678), (31, 12879684), (36, 11090839), (62, 6439842), (71, 5623524), (93, 4293228), (124, 3219921), (142, 2811762), (186, 2146614), (213, 1874508), (279, 1431076), (284, 1405881), (372, 1073307), (426, 937254), (558, 715538), (639, 624836), (852, 468627), (1116, 357769), (1278, 312418), (2201, 181404), (2556, 156209), (4402, 90702), (5039, 79236), (6603, 60468), (8804, 45351), (10078, 39618), (13206, 30234), (15117, 26412), (19809, 20156)]