257122404

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 192

約数和(自身を含む): 849408000

約数和(自身を除く): 592285596

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 49, 54, 63, 66, 77, 84, 98, 99, 108, 126, 132, 147, 154, 189, 196, 198, 231, 252, 294, 297, 308, 343, 378, 396, 441, 462, 539, 588, 594, 631, 686, 693, 756, 882, 924, 1029, 1078, 1188, 1262, 1323, 1372, 1386, 1617, 1764, 1893, 2058, 2079, 2156, 2524, 2646, 2772, 3087, 3234, 3773, 3786, 4116, 4158, 4417, 4851, 5292, 5679, 6174, 6468, 6941, 7546, 7572, 8316, 8834, 9261, 9702, 11319, 11358, 12348, 13251, 13882, 14553, 15092, 17037, 17668, 18522, 19404, 20823, 22638, 22716, 26502, 27764, 29106, 30919, 33957, 34074, 37044, 39753, 41646, 45276, 48587, 53004, 58212, 61838, 62469, 67914, 68148, 79506, 83292, 92757, 97174, 101871, 119259, 123676, 124938, 135828, 145761, 159012, 185514, 187407, 194348, 203742, 216433, 238518, 249876, 278271, 291522, 340109, 371028, 374814, 407484, 432866, 437283, 477036, 556542, 583044, 649299, 680218, 749628, 834813, 865732, 874566, 1020327, 1113084, 1298598, 1311849, 1360436, 1669626, 1749132, 1947897, 2040654, 2380763, 2597196, 2623698, 3060981, 3339252, 3895794, 4081308, 4761526, 5247396, 5843691, 6121962, 7142289, 7791588, 9182943, 9523052, 11687382, 12243924, 14284578, 18365886, 21426867, 23374764, 28569156, 36731772, 42853734, 64280601, 85707468, 128561202, 257122404]

約数ペア:

[(1, 257122404), (2, 128561202), (3, 85707468), (4, 64280601), (6, 42853734), (7, 36731772), (9, 28569156), (11, 23374764), (12, 21426867), (14, 18365886), (18, 14284578), (21, 12243924), (22, 11687382), (27, 9523052), (28, 9182943), (33, 7791588), (36, 7142289), (42, 6121962), (44, 5843691), (49, 5247396), (54, 4761526), (63, 4081308), (66, 3895794), (77, 3339252), (84, 3060981), (98, 2623698), (99, 2597196), (108, 2380763), (126, 2040654), (132, 1947897), (147, 1749132), (154, 1669626), (189, 1360436), (196, 1311849), (198, 1298598), (231, 1113084), (252, 1020327), (294, 874566), (297, 865732), (308, 834813), (343, 749628), (378, 680218), (396, 649299), (441, 583044), (462, 556542), (539, 477036), (588, 437283), (594, 432866), (631, 407484), (686, 374814), (693, 371028), (756, 340109), (882, 291522), (924, 278271), (1029, 249876), (1078, 238518), (1188, 216433), (1262, 203742), (1323, 194348), (1372, 187407), (1386, 185514), (1617, 159012), (1764, 145761), (1893, 135828), (2058, 124938), (2079, 123676), (2156, 119259), (2524, 101871), (2646, 97174), (2772, 92757), (3087, 83292), (3234, 79506), (3773, 68148), (3786, 67914), (4116, 62469), (4158, 61838), (4417, 58212), (4851, 53004), (5292, 48587), (5679, 45276), (6174, 41646), (6468, 39753), (6941, 37044), (7546, 34074), (7572, 33957), (8316, 30919), (8834, 29106), (9261, 27764), (9702, 26502), (11319, 22716), (11358, 22638), (12348, 20823), (13251, 19404), (13882, 18522), (14553, 17668), (15092, 17037)]