127729728

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 168

約数和(自身を含む): 424769280

約数和(自身を除く): 297039552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 144, 158, 168, 192, 224, 237, 252, 288, 316, 336, 401, 448, 474, 504, 553, 576, 632, 672, 711, 802, 948, 1008, 1106, 1203, 1264, 1344, 1422, 1604, 1659, 1896, 2016, 2212, 2406, 2528, 2807, 2844, 3208, 3318, 3609, 3792, 4032, 4424, 4812, 4977, 5056, 5614, 5688, 6416, 6636, 7218, 7584, 8421, 8848, 9624, 9954, 11228, 11376, 12832, 13272, 14436, 15168, 16842, 17696, 19248, 19908, 22456, 22752, 25263, 25664, 26544, 28872, 31679, 33684, 35392, 38496, 39816, 44912, 45504, 50526, 53088, 57744, 63358, 67368, 76992, 79632, 89824, 95037, 101052, 106176, 115488, 126716, 134736, 159264, 179648, 190074, 202104, 221753, 230976, 253432, 269472, 285111, 318528, 380148, 404208, 443506, 506864, 538944, 570222, 665259, 760296, 808416, 887012, 1013728, 1140444, 1330518, 1520592, 1616832, 1774024, 1995777, 2027456, 2280888, 2661036, 3041184, 3548048, 3991554, 4561776, 5322072, 6082368, 7096096, 7983108, 9123552, 10644144, 14192192, 15966216, 18247104, 21288288, 31932432, 42576576, 63864864, 127729728]

約数ペア:

[(1, 127729728), (2, 63864864), (3, 42576576), (4, 31932432), (6, 21288288), (7, 18247104), (8, 15966216), (9, 14192192), (12, 10644144), (14, 9123552), (16, 7983108), (18, 7096096), (21, 6082368), (24, 5322072), (28, 4561776), (32, 3991554), (36, 3548048), (42, 3041184), (48, 2661036), (56, 2280888), (63, 2027456), (64, 1995777), (72, 1774024), (79, 1616832), (84, 1520592), (96, 1330518), (112, 1140444), (126, 1013728), (144, 887012), (158, 808416), (168, 760296), (192, 665259), (224, 570222), (237, 538944), (252, 506864), (288, 443506), (316, 404208), (336, 380148), (401, 318528), (448, 285111), (474, 269472), (504, 253432), (553, 230976), (576, 221753), (632, 202104), (672, 190074), (711, 179648), (802, 159264), (948, 134736), (1008, 126716), (1106, 115488), (1203, 106176), (1264, 101052), (1344, 95037), (1422, 89824), (1604, 79632), (1659, 76992), (1896, 67368), (2016, 63358), (2212, 57744), (2406, 53088), (2528, 50526), (2807, 45504), (2844, 44912), (3208, 39816), (3318, 38496), (3609, 35392), (3792, 33684), (4032, 31679), (4424, 28872), (4812, 26544), (4977, 25664), (5056, 25263), (5614, 22752), (5688, 22456), (6416, 19908), (6636, 19248), (7218, 17696), (7584, 16842), (8421, 15168), (8848, 14436), (9624, 13272), (9954, 12832), (11228, 11376)]