257029668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{35171}}^1$

素因数の和:35217

約数の個数: 72

約数和(自身を含む): 768156480

約数和(自身を除く): 511126812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 35171, 70342, 105513, 140684, 211026, 246197, 316539, 422052, 492394, 633078, 738591, 984788, 1019959, 1266156, 1477182, 2039918, 2215773, 2954364, 3059877, 4079836, 4431546, 6119754, 7139713, 8863092, 9179631, 12239508, 14279426, 18359262, 21419139, 28558852, 36718524, 42838278, 64257417, 85676556, 128514834, 257029668]

約数ペア:

[(1, 257029668), (2, 128514834), (3, 85676556), (4, 64257417), (6, 42838278), (7, 36718524), (9, 28558852), (12, 21419139), (14, 18359262), (18, 14279426), (21, 12239508), (28, 9179631), (29, 8863092), (36, 7139713), (42, 6119754), (58, 4431546), (63, 4079836), (84, 3059877), (87, 2954364), (116, 2215773), (126, 2039918), (174, 1477182), (203, 1266156), (252, 1019959), (261, 984788), (348, 738591), (406, 633078), (522, 492394), (609, 422052), (812, 316539), (1044, 246197), (1218, 211026), (1827, 140684), (2436, 105513), (3654, 70342), (7308, 35171)]