123438861728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{108971}}^1$

素因数の和:109390

約数の個数: 96

約数和(自身を含む): 299873508480

約数和(自身を除く): 176434646752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 389, 416, 728, 778, 1456, 1556, 2723, 2912, 3112, 5057, 5446, 6224, 10114, 10892, 12448, 20228, 21784, 35399, 40456, 43568, 70798, 80912, 87136, 108971, 141596, 161824, 217942, 283192, 435884, 566384, 762797, 871768, 1132768, 1416623, 1525594, 1743536, 2833246, 3051188, 3487072, 5666492, 6102376, 9916361, 11332984, 12204752, 19832722, 22665968, 24409504, 39665444, 42389719, 45331936, 79330888, 84779438, 158661776, 169558876, 296728033, 317323552, 339117752, 551066347, 593456066, 678235504, 1102132694, 1186912132, 1356471008, 2204265388, 2373824264, 3857464429, 4408530776, 4747648528, 7714928858, 8817061552, 9495297056, 15429857716, 17634123104, 30859715432, 61719430864, 123438861728]

約数ペア:

[(1, 123438861728), (2, 61719430864), (4, 30859715432), (7, 17634123104), (8, 15429857716), (13, 9495297056), (14, 8817061552), (16, 7714928858), (26, 4747648528), (28, 4408530776), (32, 3857464429), (52, 2373824264), (56, 2204265388), (91, 1356471008), (104, 1186912132), (112, 1102132694), (182, 678235504), (208, 593456066), (224, 551066347), (364, 339117752), (389, 317323552), (416, 296728033), (728, 169558876), (778, 158661776), (1456, 84779438), (1556, 79330888), (2723, 45331936), (2912, 42389719), (3112, 39665444), (5057, 24409504), (5446, 22665968), (6224, 19832722), (10114, 12204752), (10892, 11332984), (12448, 9916361), (20228, 6102376), (21784, 5666492), (35399, 3487072), (40456, 3051188), (43568, 2833246), (70798, 1743536), (80912, 1525594), (87136, 1416623), (108971, 1132768), (141596, 871768), (161824, 762797), (217942, 566384), (283192, 435884)]