72371728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 168489216

約数和(自身を除く): 96117488

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 47, 52, 88, 94, 104, 143, 176, 188, 208, 286, 376, 517, 572, 611, 673, 752, 1034, 1144, 1222, 1346, 2068, 2288, 2444, 2692, 4136, 4888, 5384, 6721, 7403, 8272, 8749, 9776, 10768, 13442, 14806, 17498, 26884, 29612, 31631, 34996, 53768, 59224, 63262, 69992, 96239, 107536, 118448, 126524, 139984, 192478, 253048, 347941, 384956, 411203, 506096, 695882, 769912, 822406, 1391764, 1539824, 1644812, 2783528, 3289624, 4523233, 5567056, 6579248, 9046466, 18092932, 36185864, 72371728]

約数ペア:

[(1, 72371728), (2, 36185864), (4, 18092932), (8, 9046466), (11, 6579248), (13, 5567056), (16, 4523233), (22, 3289624), (26, 2783528), (44, 1644812), (47, 1539824), (52, 1391764), (88, 822406), (94, 769912), (104, 695882), (143, 506096), (176, 411203), (188, 384956), (208, 347941), (286, 253048), (376, 192478), (517, 139984), (572, 126524), (611, 118448), (673, 107536), (752, 96239), (1034, 69992), (1144, 63262), (1222, 59224), (1346, 53768), (2068, 34996), (2288, 31631), (2444, 29612), (2692, 26884), (4136, 17498), (4888, 14806), (5384, 13442), (6721, 10768), (7403, 9776), (8272, 8749)]