127239728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 318625440

約数和(自身を除く): 191385712

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 41, 44, 56, 77, 82, 88, 112, 121, 154, 164, 176, 229, 242, 287, 308, 328, 451, 458, 484, 574, 616, 656, 847, 902, 916, 968, 1148, 1232, 1603, 1694, 1804, 1832, 1936, 2296, 2519, 3157, 3206, 3388, 3608, 3664, 4592, 4961, 5038, 6314, 6412, 6776, 7216, 9389, 9922, 10076, 12628, 12824, 13552, 17633, 18778, 19844, 20152, 25256, 25648, 27709, 34727, 35266, 37556, 39688, 40304, 50512, 55418, 65723, 69454, 70532, 75112, 79376, 103279, 110836, 131446, 138908, 141064, 150224, 193963, 206558, 221672, 262892, 277816, 282128, 387926, 413116, 443344, 525784, 555632, 722953, 775852, 826232, 1051568, 1136069, 1445906, 1551704, 1652464, 2272138, 2891812, 3103408, 4544276, 5783624, 7952483, 9088552, 11567248, 15904966, 18177104, 31809932, 63619864, 127239728]

約数ペア:

[(1, 127239728), (2, 63619864), (4, 31809932), (7, 18177104), (8, 15904966), (11, 11567248), (14, 9088552), (16, 7952483), (22, 5783624), (28, 4544276), (41, 3103408), (44, 2891812), (56, 2272138), (77, 1652464), (82, 1551704), (88, 1445906), (112, 1136069), (121, 1051568), (154, 826232), (164, 775852), (176, 722953), (229, 555632), (242, 525784), (287, 443344), (308, 413116), (328, 387926), (451, 282128), (458, 277816), (484, 262892), (574, 221672), (616, 206558), (656, 193963), (847, 150224), (902, 141064), (916, 138908), (968, 131446), (1148, 110836), (1232, 103279), (1603, 79376), (1694, 75112), (1804, 70532), (1832, 69454), (1936, 65723), (2296, 55418), (2519, 50512), (3157, 40304), (3206, 39688), (3388, 37556), (3608, 35266), (3664, 34727), (4592, 27709), (4961, 25648), (5038, 25256), (6314, 20152), (6412, 19844), (6776, 18778), (7216, 17633), (9389, 13552), (9922, 12824), (10076, 12628)]