1781892528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{17519}}^1$

素因数の和:17706

約数の個数: 80

約数和(自身を含む): 4988014080

約数和(自身を除く): 3206121552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 163, 208, 312, 326, 489, 624, 652, 978, 1304, 1956, 2119, 2608, 3912, 4238, 6357, 7824, 8476, 12714, 16952, 17519, 25428, 33904, 35038, 50856, 52557, 70076, 101712, 105114, 140152, 210228, 227747, 280304, 420456, 455494, 683241, 840912, 910988, 1366482, 1821976, 2732964, 2855597, 3643952, 5465928, 5711194, 8566791, 10931856, 11422388, 17133582, 22844776, 34267164, 37122761, 45689552, 68534328, 74245522, 111368283, 137068656, 148491044, 222736566, 296982088, 445473132, 593964176, 890946264, 1781892528]

約数ペア:

[(1, 1781892528), (2, 890946264), (3, 593964176), (4, 445473132), (6, 296982088), (8, 222736566), (12, 148491044), (13, 137068656), (16, 111368283), (24, 74245522), (26, 68534328), (39, 45689552), (48, 37122761), (52, 34267164), (78, 22844776), (104, 17133582), (156, 11422388), (163, 10931856), (208, 8566791), (312, 5711194), (326, 5465928), (489, 3643952), (624, 2855597), (652, 2732964), (978, 1821976), (1304, 1366482), (1956, 910988), (2119, 840912), (2608, 683241), (3912, 455494), (4238, 420456), (6357, 280304), (7824, 227747), (8476, 210228), (12714, 140152), (16952, 105114), (17519, 101712), (25428, 70076), (33904, 52557), (35038, 50856)]